sei whale

[sey] /seɪ/
noun
1.
a rorqual, Balaenoptera borealis, inhabiting all seas: now greatly reduced in number.
Origin
1915-20; < Norwegian seihval, equivalent to sei (Old Norse seithr) coalfish + hval whale1
Examples from the web for sei whale
  • The sei whale is smaller and more slender, has a uniformly colored body, and has a relatively smaller dorsal fin.
  • Nearly all information on sei whale reproduction comes from whaling data.
  • Cetacean experts believe that sei whale populations are increasing, but data are sparse.
  • The sei whale is considered a federally endangered species.
British Dictionary definitions for sei whale

sei whale

/seɪ/
noun
1.
a rorqual, Balaenoptera borealis
Word Origin
C20: from Norwegian seihval, from sei coalfish (see saithe) + hval whale: so called because it follows coalfish in search of food