isogloss

(redirected from isoglottal)
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i·so·gloss

 (ī′sə-glôs′, -glŏs′)
n.
A geographic boundary line delimiting the area in which a given linguistic feature occurs.

[iso- + Greek glōssa, language, tongue.]

i′so·gloss′al adj.

isogloss

(ˈaɪsəʊˌɡlɒs)
n
(Linguistics) a line drawn on a map around the area in which a linguistic feature is to be found, such as a particular pronunciation of a given word
ˌisoˈglossal, ˌisoˈglottic, ˌisoˈglossic, ˌisoˈglottal adj

i•so•gloss

(ˈaɪ səˌglɒs, -ˌglɔs)

n.
(in the study of the geographical distribution of dialects) a line on a map marking the limits of an area within which a feature of speech occurs, as the use of a particular word or pronunciation.
[< German (1892)]
i`so•glos′sal, adj.
Translations