What does "baleen whale" mean?

Any of several large whales, of the parvorder Mysticeti, that have plates of whalebone (baleen) instead of teeth.

What is a synonym for "baleen whale"?

Common synonyms include: bowhead, cetacean, humpback, humpbacks, whalebone whale.

noun

noun ·Rare ·Advanced level

Noun

1
Any of several large whales, of the parvorder Mysticeti, that have plates of whalebone (baleen) instead of teeth.
2
whale with plates of whalebone along the upper jaw for filtering plankton from the water wordnet