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| aeropause |
the level at which the earth's atmosphere becomes too thin for airplanes to fly. |
| aircraft |
any man-made vehicle that can fly through the air, such as an airplane, helicopter, glider, or balloon. |
| bird |
a warm-blooded, egg-laying vertebrate animal with wings and feathers, which usu. has the ability to fly. [1/5 definitions] |
| buzz |
to fly over very low in an aircraft. [1/9 definitions] |
| cantharides |
see "Spanish fly." |
| coachman |
a type of artificial fly for fishing. [1/2 definitions] |
| convertiplane |
an airplane that can fly forward with speed and take off and land vertically like a helicopter. |
| dipteran |
any of various insects, such as the fly or mosquito, having two functional wings and the vestiges of two other wings that serve as balancing organs. [1/2 definitions] |
| drosophila |
the common fruit fly, used esp. in genetic experiments. |
| dun2 |
a mayfly or handmade fishing fly of this color. [1/3 definitions] |
| fledgling |
a young bird that has just grown flight feathers or learned to fly. [1/2 definitions] |
| flew |
a past tense of fly1. |
| flied |
a past tense and part participle of fly. |
| flightless |
unable to fly, as ostriches and certain other birds. |
| flight-test |
to fly (an aircraft or rocket) or launch (a missile) for testing purposes. |
| flit |
to fly or dart quickly and lightly; flutter. [1/3 definitions] |
| flown |
a past participle of fly1. |
| flutter |
to fly with light, swift wing movements or to move the wings lightly and swiftly up and down in flight, as a bird. [1/9 definitions] |
| fly1 |
see "fly ball." [1/12 definitions] |
| fly2 |
any of a variety of flying insects such as the may fly or caddis fly. [1/3 definitions] |
| fly ball |
in baseball, a batted ball that rises high in the air; fly. (Cf. ground ball.) |
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