noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A large baleen whale, Balaenoptera physalus, that has a ridge on its back; the fin whale.
2. 2
   large flat-headed whalebone whale having deep furrows along the throat; of Atlantic and Pacific wordnet

Synonyms

All synonyms

balaenoptera physaluscetaceancommon rorqualfin whalefinback whalefinner

Etymology

From fin + back.

Related phrases

balaenoptera physalusbaleen whalefin whale

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.