dorsal fin
the fin or finlike integumentary expansion generally developed on the back of aquatic vertebrates.
Origin of dorsal fin
1Words Nearby dorsal fin
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use dorsal fin in a sentence
It has silvery blue skin and a red dorsal fin that runs the length of its body.
Fishy Mystery: Are Beached Oarfish Trying to Tell Us Something? | Kevin Bailey | October 23, 2013 | THE DAILY BEASTA dorsal fin cut the surface close by, there was a little flurry, and the pirate disappeared.
The Argus Pheasant | John Charles BeechamThe back, dorsal fin and tail are generally well covered with dark brownish black spots.
Game Birds and Game Fishes of the Pacific Coast | Harry Thom Paynedorsal fin double, the first half having ten spines and the latter twenty-one or twenty-two soft rays.
Game Birds and Game Fishes of the Pacific Coast | Harry Thom PayneThe unpaired dorsal fin develops as a continuous thickening, which then grows up into a projecting fold of columnar cells.
The Works of Francis Maitland Balfour, Volume 1 | Francis Maitland Balfour
The dorsal fin runs along the whole length of the back, and each pelvic has one spine and two soft rays.
The Sea Shore | William S. Furneaux
British Dictionary definitions for dorsal fin
any unpaired median fin on the backs of fishes and some other aquatic vertebrates: maintains balance during locomotion
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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