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Fins

/fɪnz/

One of the appendages of a fish, used to propel itself and to manoeuvre/maneuver.

Full Dictionary Entry

📖 Definitions of "Fins"

noun

1
One of the appendages of a fish, used to propel itself and to manoeuvre/maneuver.
"The fish's fins minimize water flow."
2
A similar appendage of a cetacean or other marine animal.
"a dolphin's fin"
3
A thin, rigid component of an aircraft, extending from the fuselage and used to stabilise and steer the aircraft.
"The fin stabilises the plane in flight."
4
A similar structure on the tail of a bomb, used to help keep it on course.

verb

1
To cut the fins from a fish, shark, etc.
2
(Of a fish) to swim with the dorsal fin above the surface of the water.
3
To swim in the manner of a fish.
"A neutrally buoyant diver does not need to fin to maintain depth."
4
To provide (a motor vehicle etc) with fins.

noun

1
(formerly Australia) a five-pound (£5) note; the sum of five pounds.
2
A five-dollar bill; the sum of five dollars.

🔄 Synonyms of "Fins"

3 synonyms found via WordNet and Google Books.

Word	Definition
finnoun	(ichthyology, zootomy) One of the appendages of a fish, used to propel itself and to manoeuvre/maneuver.
flippersnoun	a shoe for swimming; the paddle-like front is an aid in swimming (especially underwater)
flippernoun	In marine mammals such as whales (or other aquatic animals such as sea turtles), a wide, flat limb adapted for swimming.

💡 Words with a Similar Meaning to "Fins"

Found via reverse dictionary — words that share a conceptual meaning.

Word	Definition
flippernoun	In marine mammals such as whales (or other aquatic animals such as sea turtles), a wide, flat limb adapted for swimming.
flippersnoun	a shoe for swimming; the paddle-like front is an aid in swimming (especially underwater)
effectsnoun	property of a personal character that is portable but not used in business
fiversnoun	(slang) A banknote with a value of five units of currency.
flapsnoun	(farriery, archaic) A disease in the mouths of horses involving inflammation in the cheeks or lips.
pawlsnoun	A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.
platesnoun	Synonym of number plate.
purposesnoun	The end for which something is done, is made or exists.
tabsnoun	A small flap or strip of material attached to or inserted into something, for holding, manipulation, identification, opening etc.
vanesnoun	A weather vane.
wingsnoun	A flip (hairstyle)
flukesnoun	A lucky or improbable occurrence that could probably never be repeated.
bladesnoun	A surname.
appendagesnoun	An external body part that projects from the body.
stabilizersnoun	Any person or thing that brings stability.
paddlesnoun	A two-handed implement consisting of a shaft with one or two blades attached to the end(s) used to propel a canoe, kayak or a small boat. A paddle is unattached to the boat and freely operated with the hands, compared with an oar which is attached to the boat at a pivot point.
spinesnoun	(anatomy, zootomy) A series of bones situated at the back from the head to the pelvis of a human, or from the head to the tail of an animal, enclosing the spinal cord and providing support for the thorax and abdomen.
keelsnoun	A town in Newfoundland, Newfoundland and Labrador.
raysnoun	A beam of light or radiation.
foilsnoun	(mnemonic) An acronym for the algorithm for multiplying two binomials.