a saucer-shaped uniform cap with a visor, standard in the U.S. Army and Air Force.
- Service ceiling
noun 1. the height above sea level, measured under standard conditions, at which the rate of climb of an aircraft has fallen to a specified amount Compare absolute ceiling
noun 1. an authorized commercial establishment for repairs and replacement parts for appliances or cars.
noun 1. a fee charged for a service, sometimes in addition to a basic charge. service charge noun 1. a percentage of a bill, as at a restaurant or hotel, added to the total to pay for service
noun 1. clasp (def 4).