1. Tendency in offspring to return to the ancestral type; resemblances in special features to remote ancestry. The recurrence of an ancestral peculiarity or weakness in a remote descendant.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• actavism,
• ateism,
• ztavism,
• atavizm,
• atavisem,
• attavism,
• natavism,
• pataivum,
• shvaism,
• siavism,
• atarasy,
• atazirr,
• aticism,
• etacism,
• itacizm,
• scavism,
• Shavism,
• stravism,
• atavizms,
• atavisme

• atavistic,
• atavist.

The adjective form of the word "atavism" is "atavistic".

The plural of the "atavism" can be the "atavisms".

The singular of the "atavism" can be the "atavism".