antithetical

Definition of Antithetical in English :

1. antithetic, antithetical

sharply contrasted in character or purpose

Example Sentences:
'practices entirely antithetical to her professed beliefs'
'hope is antithetic to despair'

WordNet Lexical Database for English. Princeton University. 2010.

Antithetical

adjective

1.

of the nature of antithesis

2.

directly contrasted

adjective

1.

of or containing antithesis

2.

exactly opposite

adj.

1. Being in diametrical opposition: a viewpoint that was antithetical to conventional wisdom. See Synonyms at opposite.

2. Of, relating to, or marked by antithesis.