atavistic

Meanings

1. Of the recurrence of a trait reappearing after an absence of one or more generations due to a chance recombination of genes.
2. Of a throwback or exhibiting primitivism.
3. Relating to earlier, more primitive behavior that returns after an absence.

Etymology

Etymology tree Proto-Indo-European *h₂éd Proto-Italic *ad Proto-Italic *ad- Latin at- Proto-Indo-European *h₂éwh₂os Latin avus Latin atavus Proto-Indo-European *-id- Proto-Indo-European *-yéti Proto-Indo-European *-idyéti Proto-Hellenic *-íďďō Ancient Greek -ῐ́ζω (-ĭ́zō) Proto-Indo-European *-mos Proto-Indo-European *-mós Ancient Greek -μός (-mós) Ancient Greek -ῐσμός (-ĭsmós)der. Latin -ismusbor. French -isme French atavismebor. English atavism ▲ Ancient Greek -ῐ́ζω (-ĭ́zō) Proto-Hellenic *-tās Ancient Greek -τής (-tḗs) Ancient Greek -ῐστής (-ĭstḗs)der. Latin -istader. Old French -istebor. Middle English -ist English -ist Proto-Indo-European *-ikos Proto-Italic *-ikos Latin -icuslbor. Old French -iquebor. Middle English -ik English -ic English -istic English atavistic From atavism + -istic.