tautologism

[ taw-tol-uh-jiz-uh m ]
/ tɔˈtɒl əˌdʒɪz əm /

noun

the use of tautology.

Origin of tautologism

First recorded in 1805–15; tautolog(y) + -ism
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019