Noun
(psychiatry) an unconscious process that tries to reduce the anxiety associated with instinctive desires
Source: WordNetWe got into life sciences as a defence mechanism in the late '90s. Mukesh Ambani
Until I was about 14, I was a fat boy, or at least I looked like a fat boy. I think that being funny was a bit of a defence mechanism for me, so I ended up being a bit of a joker. Pippa Evans