: either of the fins of a fish that correspond to the forelimbs of a quadruped
Examples of pectoral fin in a Sentence
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Eventually, the hammerhead emerges victorious, with the stingray washing ashore with a bite taken out of its pectoral fin.—Charlotte Phillipp, People.com, 4 Aug. 2025 All else is motionless, except for the slight tilt of his pectoral fins, lifting and lowering the beast as wing-flaps lift and lower an airplane.—Pat Smith, Outdoor Life, 24 July 2025 In an Instagram post, Kaye said the shark's nose hit him in the face and its pectoral fin hit him on the left arm.—July 1, CBS News, 1 July 2025 Over the course of two days, groups got the chance to see 21 humpback whales feed and raise their pectoral fin before slapping it against the water, along with 15 Risso’s dolphins, the group said.—Paloma Chavez, Sacbee.com, 23 May 2025 See All Example Sentences for pectoral fin
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