isograph

[ahy-suh-graf, -grahf]

noun

1. (in the study of the geographical distribution of a dialect) a line drawn on a map to indicate areas having common linguistic characteristics.

Other Word Forms

• isographic adjective
• isographical adjective
• isographically adverb

Word History and Origins

Origin of isograph¹

First recorded in 1935–40; iso- + -graph

Example Sentences

Isograph: 7/20 to 12/30 Not on the socialist and pioneer alone did the hammer-stroke fall.

From Project Gutenberg