Isogloss

Pronunciation

• RP IPA: /ˈaɪsəʊ̆ɡlÉ’s/

Origin

From - + gloss, ultimately from Ancient Greek ἴσος (isos, "equal") and γλῶσσα ("tongue").

Full definition of isogloss

Noun

1. A line indicating the geographical boundaries of a linguistic feature on a map.