ag ‧ nos ‧ tic /æɡˈnɒstɪk, əɡ- $ -ˈnɑː-/ BrE AmE noun [countable]
[ Date: 1800-1900 ; Language: Greek ; Origin: agnostos 'unknown, unknowable' , from a- 'not' + gnostos 'known' ]
someone who believes that people cannot know whether God exists or not ⇨ atheist
—agnostic adjective
—agnosticism /-təsɪz ə m, -tɪsɪz ə m/ noun [uncountable]
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THESAURUS
■ someone who does not believe in God
▪ atheist noun , adjective someone who believes that God does not exist:
I’m a confirmed atheist.
▪ agnostic noun , adjective someone who believes that people cannot know whether God exists or not:
He was an agnostic rather than an atheist.