isogonal

[ahy-sog-uh-nl]

adjective

equiangular; isogonic.

noun

isogonal line.

Origin of isogonal

1855–60; < Greek isogṓn(ios) equiangular (see iso-, -gon) + -al¹

Related formsi·so·go·nal·i·ty

[ahy-soh-guh-nal-i-tee] /ˌaɪ soʊ gəˈnæl ɪ ti/, nouni·sog·o·nal·ly, adverb

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for isogonal

Historical Examples of isogonal

The former part is clearly on the isogonal where the declination is 0, the latter on the isogonal where it is 180.
Encyclopaedia Britannica, 11th Edition, Volume 17, Slice 3
Various