fin

English

/fɪn/

noun
Definitions
  • (ichthyology) One of the appendages of a fish, used to propel itself and to manoeuvre/maneuver.
  • A similar appendage of a cetacean or other marine animal.
  • A thin, rigid component of an aircraft, extending from the fuselage and used to stabilise and steer the aircraft.
  • A similar structure on the tail of a bomb, used to help keep it on course.
  • A hairstyle, resembling the fin of a fish, in which the hair is combed and set into a vertical ridge along the top of the head from about the crown to the forehead.
  • A device worn by divers and swimmers on their feet.
  • An extending part on a surface of a radiator, engine, heatsink, etc., used to facilitate cooling.
  • A sharp raised edge (generally in concrete) capable of damaging a roof membrane or vapor retarder.

Etymology

Derived from Middle English fin derived from Old English finn derived from Proto-Germanic *finnō derived from Proto-Indo-European *(s)pīn- (backbone, dorsal fin).

Origin

Proto-Indo-European

*(s)pīn-

Gloss

backbone, dorsal fin

Kanji

脊, 呂, 椎

Timeline

Distribution of cognates by language

Geogrpahic distribution of cognates

Cognates and derived terms