Anagrams of: ATRABILIOUS

• a small sailing vessel; usually with a single mast

• archer who uses an arbalest

• late version of the crossbow with a steel bow

• A rescue, especially a financial rescue.

• The process of exiting an aircraft while in flight.

• (underwater diving) A backup supply of air in scuba diving.

• A cone-shaped fruiting body in general

• More particularly a more-or-less cone-shaped fruiting body of any of various gymnosperms and vascular sporophytes. According to source and context it might refer to a structure bearing either seeds or spores, that might or might not be seen as an infructescence; usage has varied arbitrarily among authors during the last two centuries.

• A layered reproductive stage in jellyfish, in which the swimming medusa form is produced.

• a loss of will power

• A flat-bottomed boat driven by an in-air propeller and used in shallow water.