RORQUAL

rorqual, razorback

(noun) any of several baleen whales of the family Balaenopteridae having longitudinal grooves on the throat and a small pointed dorsal fin

Source: WordNet® 3.1


Etymology

Noun

rorqual (plural rorquals)

Any whale of family Balaenopteridae, with longitudinal skin folds running from below the mouth to the navel, allowing the capacity of the mouth to expand greatly when feeding.

Source: Wiktionary


Ror"qual, n. Etym: [Norw. rorqualus a whale with folds.] (Zoöl.)

Definition: A very large North Atlantic whalebone whale (Physalus antiquorum, or Balænoptera physalus). It has a dorsal fin, and strong longitudinal folds on the throat and belly. Called also razorback.

Note: It is one of the largest of the whales, somethimes becoming nearly one hundred feet long, but it is more slender than the right whales, and is noted for its swiftness. The name is sometimes applied to other related species of finback whales.

Source: Webster’s Unabridged Dictionary 1913 Edition



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