noun. relatively small compact tawny-brown heron with nocturnal habits and a booming cry; found in marshes.
- Ixobrychus exilis
- American bittern
- Botaurus stellaris
- least bittern
- stake driver
- Botaurus lentiginosus
- butor (Old French (842-ca. 1400))
Example sentences of the word bittern
1. Noun, singular or mass
The American bittern has a range over most of the United States and all of southern Canada.
The conservation area helps protect such species as the mallard, Canadian goose, great blue heron, bittern and Virginia rail.