1. The science which accounts for racial diversities.

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

• rechnology,
• etchnology,
• thenology,
• econology,
• tehnology,
• echnology,
• ethiology,
• ethology,
• otnology,
• ethnolgy,
• ethnoloy,
• ethnoloyg,
• elethiology,
• ichnoligy,
• ephabology,
• asethenology,
• asthnology,
• tetotology,
• Teleorontgenology,
• Atrhenology

• etymology,
• etymologist,
• ethnological,
• ethanol,
• ethnologist,
• etymologize,
• ethnologic,
• etymologise.

The adjective form of the word "ethnology" is "ethnological".

The plural form of the word "ethnology" is "ethnologies"

The singular form of the word "ethnology" is "ethnology" itself.