n.
Pronunciation: ˌ b ī - ō - ' r ē j-n ə - ˌ li-z ə m, - ' r ē -j ə -n ə l-i-
Function: noun
Date: 1981
: an environmentalist movement to make political boundaries coincide with bioregions
– bio · re · gion · al · ist \ -list, -ist \ noun or adjective