isogloss

noun

iso·​gloss ˈī-sə-ˌgläs How to pronounce isogloss (audio)
-ˌglȯs
1
: a boundary line between places or regions that differ in a particular linguistic feature
2
: a line on a map representing an isogloss
isoglossal
ˌī-sə-ˈglä-səl How to pronounce isogloss (audio)
-ˈglȯ-
adjective
isoglossic
ˌī-sə-ˈglä-sik How to pronounce isogloss (audio)
-ˈglȯ-
adjective

Word History

Etymology

International Scientific Vocabulary is- + Greek glōssa language — more at gloss

First Known Use

1925, in the meaning defined at sense 1

Time Traveler
The first known use of isogloss was in 1925

Dictionary Entries Near isogloss

isogeotherm

isogloss

isogonic

See More Nearby Entries 

Cite this Entry

“Isogloss.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/isogloss. Accessed 30 Nov. 2024.

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More from Merriam-Webster on isogloss

Britannica.com: Encyclopedia article about isogloss

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