tail fin


Definition of tail fin

1 : the terminal fin of a fish or cetacean

Examples of tail fin in a Sentence

Recent Examples on the Web Meanwhile, their son, Cal Stone (Jack Messina), had touched the tail fin of the 828 airplane and completely vanished, only to reappear five years older and portrayed by actor Ty Doran. Nick Romano, EW.com, 15 Sep. 2022 The venerable old Lockheed Martin L1011 Tristar airplane, with its three engines, mounted on wings and tail fin, would be a sight to behold in the air or on the ground, let alone deep beneath the surface of the Red Sea, among the fish and coral. Nourhan Elkallawy, CNN, 18 July 2022 The caudal fin, known also as the tail fin, is likened to a motor helping propel the shark forward through the water. Melissa Cristina Márquez, Forbes, 29 June 2022 The Skunk Works logo is prominent on the visible tail fin. Kyle Mizokami, Popular Mechanics, 13 June 2022 Fuselage sections came from Hamburg, Germany, and Saint-Nazaire, France; the horizontal tailplane was manufactured in Cadiz, Spain; and the vertical tail fin was also made in Hamburg. Maureen O'hare, CNN, 15 Dec. 2021 For those new to surf fishing, whiting are silvery colored with a black tip on the top of the tail fin. Frank Sargeant, al, 19 Sep. 2021 Additionally, one of the marine biologists from the sanctuary managed to look at the pattern underneath the whale's tail fin and identified it as a one-year-old calf of a tagged and monitored mother whale named Venom. People Staff, PEOPLE.com, 31 Aug. 2021 Mediterranean dealfish: The species swims vertically and lets its nonfunctional tail fin drift behind. Leslie Nemo, Scientific American, 8 June 2021 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'tail fin.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of tail fin

1681, in the meaning defined at sense 1

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The first known use of tail fin was in 1681

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Last Updated

19 Sep 2022

Cite this Entry

“Tail fin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tail%20fin. Accessed 3 Oct. 2022.

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