Mayday
International radiotelephony distress signal used to indicate a grave and imminent threat requiring immediate assistance.
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Emergencies
Browse Emergencies terms for pilots, air traffic controllers, cabin crew and aviation learners.
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Pan-Pan
International urgency signal indicating a situation requiring assistance but not immediately life-threatening.
View termการกางล้อขึ้นลงแบบแมนนวล
The deployment of the aircraft's landing gear using a non-powered, manual backup system in the event of hydraulic or electrical failure.
View termการก่อตัวของน้ำแข็งระหว่างบิน
The buildup of ice on aircraft surfaces during flight due to supercooled water droplets freezing on contact, which can impair performance or control.
View termการควบคุมหางเสือโดยไม่ตั้งใจ
An unintentional or spontaneous rudder movement not initiated by the pilot, potentially affecting aircraft yaw stability and directional control.
View termการจี้เครื่องบิน
The unlawful seizure of an aircraft by an individual or group, often involving threats or force, during any phase of flight.
View termการตรวจจับควันในห้องน้ำ
An alert triggered by smoke sensors in the aircraft lavatory indicating possible fire, requiring immediate cabin crew and cockpit response.
View termการถ่ายเชื้อเพลิงข้ามถัง
A procedure that allows fuel to be transferred from one tank to another, typically to correct a fuel imbalance or supply an engine when a tank is low.
View termการบินด้วยเครื่องวัดบางส่วน
Flight conducted with limited or failed cockpit instruments, typically requiring reliance on backup or standby indicators for basic attitude, navigation, or altitude references.
View termการบุกรุกทางวิ่ง
Any occurrence at an aerodrome involving the incorrect presence of an aircraft, vehicle, or person on the protected area of a surface designated for the landing and take-off of aircraft.
View termการปล่อยหน้ากากออกซิเจนสำหรับผู้โดยสาร
The automatic or manual release of oxygen masks for passengers in response to cabin depressurization or smoke.
View termการฝึกซ้อมควัน
A practiced emergency procedure used by flight or cabin crew to respond to smoke or fire in the aircraft.
View termการฝึกซ้อมลงจอดฉุกเฉินในน้ำ
A procedure practiced by cabin crew and passengers for emergency water landings, including life vest use, brace position, and evacuation steps.
View termการยกเลิกการขึ้นบิน
A procedure in which a take-off is intentionally aborted by the flight crew after the aircraft has started to roll but before it has lifted off the runway.
View termการรั่วของอากาศ Bleed
An unintended escape of high-pressure air from the aircraft bleed air system, which may affect pressurization, anti-ice, or environmental control systems.
View termการลงจอดฉุกเฉินบนผิวน้ำ
The controlled emergency landing of an aircraft on water.
View termการลงจอดในน้ำ
An intentional or emergency landing of an aircraft on a body of water due to operational necessity or system failure.
View termการลดระดับฉุกเฉิน
A rapid descent initiated by flight crew in response to a pressurization failure, smoke, or other onboard emergency.
View termการสูญเสียความกดอากาศ
A condition in which an aircraft's cabin fails to maintain the required pressure differential compared to the outside atmosphere.
View termการสูญเสียความดันในห้องโดยสาร
A sudden or gradual loss of cabin pressure, requiring immediate response such as emergency descent and oxygen use.
View termการสูญเสียระบบไฮดรอลิกทั้งสองชุด
A simultaneous failure of two independent hydraulic systems on an aircraft, significantly degrading control and operational capability.
View termการหลบหนีจากลมเฉือน
A predefined and trained maneuver to escape from windshear conditions during takeoff or landing.
View termการอุดตันของพอร์ตความดันคงที่
An obstruction in the static pressure port of an aircraft, leading to erroneous altitude, airspeed, and vertical speed indications, potentially affecting flight safety.
View termการเบี่ยงเบนหางเสืออย่างเต็มที่
A condition in which the rudder deflects fully to one side due to system failure or malfunction, potentially causing severe yaw deviation.
View termการเปิดใช้งานสติ๊กเชคเกอร์
The activation of a device that rapidly vibrates the control column to warn the pilot of an impending aerodynamic stall.
View termการเปิดใช้งานสไลด์หนีภัย
The act of activating and extending the inflatable escape slide on an aircraft to facilitate emergency evacuation.
View termการแทรกแซงโดยผิดกฎหมาย
An act of unlawful seizure, threat or attack against an aircraft, its passengers, crew or ground infrastructure that endangers aviation safety.
View termการใช้ทางออกเหนือปีก
The operation of over-wing emergency exits by passengers or crew during evacuation procedures, usually in the case of land or water evacuations.
View termการใช้หน้ากากออกซิเจนโดยลูกเรือ
The action taken by flight crew to don oxygen masks during situations such as smoke, fumes, or cabin depressurization.
View termการใช้แพชูชีพ
The procedure of deploying and utilizing inflatable life rafts by crew and passengers following a water landing, in accordance with emergency protocols.
View termขั้นตอนผิดปกติ
A specific set of steps followed by pilots to address system malfunctions or unusual situations not classified as emergencies.
View termควันในช่องอุปกรณ์อิเล็กทรอนิกส์
Smoke detected in the avionics bay, indicating potential fire or overheating of electronic components, requiring immediate response and system isolation.
View termควันในห้องโดยสาร
Presence of smoke in the passenger or flight deck cabin, indicating potential fire requiring immediate attention.
View termความล้มเหลวของประตูรับอากาศราม
A malfunction where the ram air inlet door fails to open or close properly, affecting ventilation and cooling of avionics or cabin systems.
View termความเร็วอากาศที่ไม่น่าเชื่อถือ
A condition where the airspeed readings provided by the pitot-static system are incorrect or inconsistent, potentially leading to hazardous flight control inputs.
View termคำเตือนการรับรู้ภูมิประเทศ
A warning generated by aircraft systems indicating proximity to terrain that may result in controlled flight into terrain (CFIT).
View termคำแนะนำการหลีกเลี่ยง TCAS
An instruction issued by the aircraft's TCAS system to avoid potential collision with another aircraft, advising a vertical maneuver.
View termคู่มืออ้างอิงด่วน
A cockpit manual containing condensed checklists and procedures for abnormal and emergency situations.
View termชุดปฐมพยาบาล
A collection of supplies and equipment for use in giving first aid in case of minor injuries or medical needs onboard.
View termช่องรับอากาศแรมแอร์
An air intake system that uses forward motion of the aircraft to force external air into ducts for ventilation or pressurization.
View termตรวจค้นความปลอดภัย
An official inspection of an aircraft or passengers by security personnel to ensure no security threats are present.
View termตรวจสอบความปลอดภัยในห้องโดยสาร
A safety verification by cabin crew to ensure passengers are seated, seat belts fastened, cabin items stowed, and emergency equipment is ready before take-off or landing.
View termถังดับเพลิงเครื่องยนต์
A pressurized container installed in aircraft engines used to release extinguishing agent when a fire is detected.
View termท่าป้องกัน
A body position adopted by passengers and crew to minimize injury during an imminent impact or emergency landing, as per operator instructions.
View termท้ายเครื่องกระแทกพื้น
An incident in which the tail of the aircraft contacts the runway surface during take-off or landing due to excessive pitch attitude.
View termนกชน
A collision between an aircraft and one or more birds, often occurring during takeoff or landing and potentially affecting flight safety.
View termน้ำแข็งเกาะท่อพิโตต์
Ice formation in the pitot tube, which can obstruct accurate airspeed measurement, potentially leading to unreliable or erroneous cockpit indications.
View termประตูล้อแลนด์ดิ้งเปิดอยู่
A situation where the landing gear doors remain open after gear extension or retraction, indicating a potential malfunction or aerodynamic hazard.
View termผู้โดยสารไม่เชื่อฟัง
A passenger whose disruptive or violent behaviour interferes with the safety or order of the flight and crew instructions.
View termฟ้าผ่า
A direct or indirect electrical discharge from the atmosphere to an aircraft, potentially causing damage to avionics, surfaces, or structural systems.
View termภัยคุกคามจากระเบิด
A reported or suspected presence of an explosive device on board an aircraft or within the airport area.
View termยางระเบิด
A condition where an aircraft tyre bursts during taxi, take-off, or landing, possibly affecting braking or steering.
View termรหัสทรานสปอนเดอร์ 7700
The ATC transponder code universally set to indicate a general emergency, alerting controllers to an onboard emergency situation.
View termระบบควบคุมการบินติดขัด
A condition in which the aircraft's primary or secondary flight control surfaces become unresponsive or stuck due to mechanical failure or obstruction.
View termระบบปรับอากาศตัดการทำงาน
An automatic or commanded shutdown of an air conditioning pack due to overtemperature, overpressure, or system fault, impacting cabin environmental control.
View termระบบล้อเครื่องบินขัดข้อง
A failure in the aircraft's landing gear system preventing proper extension or retraction.
View termระบบเครื่องวัดสำรอง
An independent set of basic flight instruments that provide critical information in case of primary display failure.
View termระบบเตือนความใกล้พื้นดิน
An onboard system that alerts pilots if the aircraft is in immediate danger of flying into the ground or an obstacle.
View termระบบเบรกสำรอง
A backup braking system used when the primary brake system fails or becomes unavailable.
View termระบบไฮดรอลิกขัดข้อง
A malfunction in the aircraft's hydraulic system, potentially affecting control surfaces, landing gear, or brakes.
View termระบบไฮดรอลิกร้อนเกินไป
A condition in which the aircraft hydraulic system exceeds its normal operating temperature limits, potentially leading to system degradation or failure.
View termรายการตรวจสอบเร่งด่วนตามเวลา
A checklist containing emergency procedures that must be executed immediately to prevent loss of control or further danger.
View termรายการตรวจสอบเหตุการณ์ผิดปกติ
A predefined checklist used by pilots to address abnormal but not emergency situations.
View termรายการที่ต้องจำ
A set of critical procedures that flight crew must perform from memory during certain emergencies without consulting checklists first.
View termสถานะเชื้อเพลิงต่ำ
A condition where the fuel remaining is less than planned final reserve but not yet an emergency.
View termสัญญาณเตือนสตอล
An alert that warns the pilot of an impending aerodynamic stall, usually through audible or tactile signals like a horn or stick shaker.
View termอพยพผู้โดยสารในห้องโดยสาร
An emergency procedure where passengers and crew exit the aircraft rapidly using all available exits, typically initiated after landing or in a critical situation.
View termออกนอกทางวิ่ง
An incident where an aircraft veers off or overruns the runway surface during take-off or landing.
View termอากาศปั่นป่วนอย่างรุนแรง
Turbulence causing large, abrupt changes in altitude and/or attitude, usually resulting in momentary loss of control and difficulty in maintaining aircraft control.
View termเครื่องกระตุกหัวใจไฟฟ้าอัตโนมัติ
A portable device used to deliver an electric shock to restore normal heart rhythm during sudden cardiac arrest on board.
View termเครื่องยนต์ขัดข้อง
A condition where one or more aircraft engines cease to provide thrust, requiring immediate emergency procedures.
View termเครื่องยนต์ทั้งสองขัดข้อง
A critical emergency in which both engines of an aircraft stop producing thrust due to flameout, often requiring immediate gliding and restart procedures.
View termเครื่องยนต์ล้มเหลวทั้งสอง
A critical emergency situation where both engines of a multi-engine aircraft cease functioning in flight.
View termเครื่องยนต์หลุดออก
A catastrophic in-flight event where the engine detaches from the aircraft structure, requiring immediate emergency handling.
View termเครื่องส่งสัญญาณบอกตำแหน่งฉุกเฉิน
A radio beacon automatically activated to transmit a distress signal, assisting search and rescue in locating an aircraft in distress.
View termเครื่องหมายระบุตำแหน่งฉุกเฉิน
A portable beacon transmitting a distress signal for search and rescue, sometimes used interchangeably with ELT in aviation.
View termเชื้อเพลิงขั้นต่ำ
A state where an aircraft’s fuel supply has reached minimum landing level; any additional delay may lead to emergency.
View termเชื้อเพลิงไม่สมดุล
A condition in which there is a significant difference in the quantity of fuel between the left and right tanks, potentially affecting aircraft stability or flight performance.
View termเตือนเพลิงไหม้
Automated alert indicating detection of fire or overheat in an aircraft system area, requiring immediate crew action.
View termเบรกมีความร้อนสูงเกินไป
A situation in which the aircraft's braking system exceeds safe operating temperatures, potentially reducing effectiveness or causing damage.
View termเหตุฉุกเฉินทางการแพทย์
A critical health-related situation on board requiring immediate attention and possible diversion to the nearest suitable airport.
View termเหตุฉุกเฉินเชื้อเพลิง
A condition where an aircraft’s fuel state is such that without immediate landing, safe completion of flight is doubtful.
View termแรงดันลดลงฉับพลัน
A sudden and unexpected loss of cabin pressure, requiring immediate descent and use of supplemental oxygen.
View termโหมดควบคุมผิดปกติ
A rare fallback flight control law in fly-by-wire aircraft used under severe system failures where no flight envelope protections are available and handling characteristics are degraded.
View termโหมดควบคุมสำรอง
A degraded mode in fly-by-wire aircraft providing limited flight envelope protections, used when normal law is lost due to system faults.
View termโหมดควบคุมโดยตรง
A degraded flight control mode in fly-by-wire aircraft where control surfaces respond directly to pilot input without flight envelope protection.
View termใช้พลังงานจากแบตเตอรี่เท่านั้น
A condition where the aircraft’s electrical system is operating solely on battery power, typically due to the failure of all generators or external power sources.
View termไฟไหม้หน่วยพลังงานเสริม
A fire involving the auxiliary power unit, typically located in the aircraft's tail, requiring immediate shutdown and fire suppression.
View termไฟไหม้ในห้องเก็บสัมภาระ
A detected or suspected fire in the aircraft's cargo hold, requiring immediate fire suppression and emergency procedures.
View term