| ground crew |
the persons that maintain and service aircraft on the ground. |
| gyroscope |
a device with a rotating wheel or disk, mounted on an axis that can turn freely in various or all directions, so that the wheel or disk can maintain a stable orientation in space despite any movement in its supports or surrounding parts. |
| halter2 |
either of a pair of club-shaped appendages that form rudimentary hind wings on an insect, such as the fly or mosquito, and serve to maintain its balance in flight. |
| health |
the study of ways to maintain health. [1/3 definitions] |
| hide1 |
to maintain as a secret. [1/3 definitions] |
| hold1 |
to maintain the interest of. [2/18 definitions] |
| hold one's own |
to maintain a position equal to that of another. |
| inertial guidance |
guidance of a missile, spacecraft, submarine, or the like by means of a self-contained automatic system that measures and adjusts speed and direction to maintain a predetermined course. |
| keep |
to manage, maintain, attend to, or take care of. [2/14 definitions] |
| keep up |
to maintain (something) at a high or desired level. [2/7 definitions] |
| kite |
a check fraudulently drawn against insufficient funds in order to maintain credit or raise money. [3/5 definitions] |
| live1 |
to maintain oneself in life. [1/10 definitions] |
| living |
needed to maintain life. [1/10 definitions] |
| lose |
to fail to maintain; be unable to keep. [1/10 definitions] |
| loss |
a failure to keep or maintain; diminishment. [1/6 definitions] |
| maintainable |
combined form of maintain. |
| master-at-arms |
in the U.S. Navy, a petty officer whose duty is to keep order and maintain discipline on board a ship or at a shore station. |
| metabolism |
the physical and chemical processes by which food is converted by a living organism to provide energy and produce and maintain cells and tissues. |
| monopolize |
to obtain or maintain exclusive control over; have to oneself alone; dominate. [2 definitions] |
| nourish |
to maintain, support, or provide for; nurture. [1/3 definitions] |
| observe |
to maintain. [1/10 definitions] |