Main Entry:

ob·ses·sion

Pronunciation:

\äb-ˈse-shən, əb-\

Function:

noun

Date:

1680

1: a persistent disturbing preoccupation with an often unreasonable idea or feeling ; broadly : compelling motivation <an obsession with profits>2: something that causes an obsession

— ob·ses·sion·al \-ˈsesh-nəl, -ˈse-shə-n^əl\ adjective

— ob·ses·sion·al·ly adverb