Questions tagged [terminology]

For questions about words, phrases and definitions that are specific to aviation or used in a different way in aviation.

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5
votes
1answer
761 views

Is this “bearing” sentence utterly incorrect?

There is often tremendous confusion between bearing, track and similar terms. On Wikipedia, I saw the following sentence: NOTE CAREFULLY, THE FOLLOWING SENTENCE IS WRONG... In aerial navigation, ...
6
votes
2answers
2k views

What do taxiway lane, taxiway strip and taxiway shoulder mean?

I am developing a game which involves an airport simulation. And I am looking into the general rules that traffic control has for busy airports and am also confused on the terminology of a taxiway. ...
2
votes
1answer
1k views

What is the difference between Fly-By and Short-Turn?

By all definitions that my team and I have found, fly-by and short-turn (with respect to military unmanned air vehicle waypoint based flight) mean the same thing. Briefly, this allows the pilot to ...
9
votes
2answers
1k views

Is an engine surge classed as an engine fire?

Sometimes flames come out from the exhaust due to bearing distress or turbine blade fracture. Can such flames/fire be considered an engine fire?
17
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5answers
2k views

What exactly is a “drone”?

I was under the impression that things like this: and soon this and even this Are drones. When and how did the media and the general public get the idea that these: Are also drones? I'm not ...
15
votes
3answers
6k views

What's an “altitude engine”?

FAR 91.205(b)(8) says that you need a manifold pressure gauge for each "altitude engine", whatever that means. What's an "altitude" engine?
9
votes
1answer
951 views

What does it mean for a payload to be “caged”?

If an aircraft has a movable payload (e.g. camera) attached to it, two of the status modes are caged and stowed. Stowed indicates the payload is retracted and or in a locked position. What is ...
48
votes
4answers
9k views

What is a running rabbit?

My father used to work as an air traffic controller, and often I heard mention of a 'running rabbit'. Obviously, vermin on the runways of airports can be a bad thing, but I don't think he was ...
8
votes
2answers
2k views

How do engineers log airplane maintenance?

Is there an encoding system that replaces the vagueness of natural language when it comes to logging aircraft problems or repairs that took place at a specific site on the airplane? So, instead of ...
37
votes
2answers
14k views

What do jet pilots say during the takeoff as they are speeding down the runway?

I was watching a documentary on youtube and the pilots always say something that sounds like "B1E" when they have enough speed to take off. What exactly are they saying, and why do they say it?
11
votes
4answers
6k views

What is the definition of taxiing?

According to Wikipedia the definition of taxiing is: the movement of the aircraft on the ground under its own power [however] push-back is not considered taxiing In contrast, Eurocontrol seems ...
15
votes
1answer
2k views

When buying airliners what is the difference between “orders”, “options” and “purchase rights”?

I've often seen announcements by aircraft manufacturers or operators along these lines "Qantas announced today that they will buy 10 A380's and have taken options on another 10". What does it mean to ...
14
votes
3answers
8k views

What is the name of the maximum altitude at which a helicopter can fly?

What is the name of the maximum altitude at which a helicopter can fly? I recall it as "vertical limit", but I can't find a Wikipedia page for it other than a movie of the same title, which seems to ...
22
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3answers
3k views

Why is the “Dutch” roll called so?

Why is the "Dutch" roll called so? When did this name enter common usage, and what is its origin? Please cite sources if possible!
41
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3answers
150k views

What are the differences between Bearing vs Course vs Direction vs Heading vs Track?

This answer from English.SE does not focus on aviation, and does not explain 'Track'. In basic, simple English, would you please compare and contrast all 5 terms in my question's title? The ...
8
votes
1answer
668 views

What is TAPS in this report?

In researching for this question, I came across some reports from EASA referring to TAPS. What is the meaning of TAPS in this context?
8
votes
1answer
2k views

What is the origin of the term “Tyro” for inexperienced pilots?

Over the years I have been aware of the term "Tyro" to mean a new or inexperienced pilot. I'm pretty sure it is/was used more in a military setting than a GA one, but none the less I was interested to ...
42
votes
4answers
17k views

Why is the autopilot called “George?”

The autopilot of an airplane is frequently referred to as "George" (for example, in this answer). When did this nickname enter common usage, and what is its origin? Please cite sources if possible!
7
votes
1answer
554 views

What do you call the portion of a tail-dragger takeoff when the tail is in the air?

During a take-off roll out down the runway, in a tail-dragger airplane, what is the period of time called where the plane is level, with the main gear still on the runway, but the tail has come up off ...
10
votes
1answer
469 views

Why are the power and drag curves called polars?

See Wikipedia:Drag polar and Wikipedia:Polar curve (aviation) for example. These curves are not on a polar coordinate system. Why are they called polars?
9
votes
2answers
5k views

Where does the term 'steam cockpit' come from?

Why are traditional style cockpits with gauges called 'steam cockpits'? Do the instruments actually run on steam?
21
votes
3answers
13k views

What are the differences between various simulator levels?

I've heard of level A, B, C, and D simulators, (as well as FTD and AATDs) but know nothing about them. What criteria is used to certify a sim as a particular level?
17
votes
2answers
21k views

What exactly is a QRH?

In this question about aircraft dumping fuel I was told that there may possible be guidance in the QRH. I know that there are a lot of guidelines given to pilots, but I've never heard of this one. ...
7
votes
3answers
8k views

If the “Fuel Shutoff Valve” is ON, wouldn't fuel be cut off?

Ok, so this may be more of an english lanugage question, and I can confirm from context that when the fuel shutoff valve is ON fuel does indeed flow to the engine, but wouldn't that just make more ...
24
votes
5answers
72k views

What does the term “trimming” most commonly mean in aviation?

Why does an airplane need trim, and what does it do during the flight? Does an autopilot adjust the trim automatically?