English

heptamutant

From hepta- + mutant.

Proto-Indo-European *septḿ̥ ‘seven’

Proto-Hellenic *heptə́ ‘seven’

Ancient Greek ἑπτά ‘seven’

Proto-Indo-European *meyth₂- ‘to exchange’

Latin mūtō ‘move, change’

Latin mūtāns ‘altering, changing, modifying, transforming’

Today it means

noun An organism that has seven mutations

Language periods are conventional ranges, not dates for this word.

Etymograph / heptamutant