isogloss

noun
iso·​gloss | \ ˈī-sə-ˌgläs How to pronounce isogloss (audio) , -ˌglȯs \

Definition of isogloss

1 : a boundary line between places or regions that differ in a particular linguistic feature
2 : a line on a map representing an isogloss

Other Words from 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

First Known Use of isogloss

1925, in the meaning defined at sense 1

History and Etymology for isogloss

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

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Time Traveler for isogloss

Time Traveler

The first known use of isogloss was in 1925

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Cite this Entry

“Isogloss.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/isogloss. Accessed 8 Mar. 2021.

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More from Merriam-Webster on isogloss

Britannica.com: Encyclopedia article about isogloss

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