isocryme

English

Etymology

From iso- + Ancient Greek κρυμός (krumós, “cold, chilliness”) (see κρύος (krúos)). Coined by James D. Dana in 1854, who glossed κρυμός as "extreme cold".

Noun

isocryme (plural isocrymes)

1. An isoline connecting points on the Earth's surface having the same mean temperature in the coldest month of the year.