1. A figure of speech in which contrasting or opposite ideas are placed side by side for rhetorical effect
The phrase 'less is more' is an antithesis.
A frase 'menos é mais' é uma antítese.
2. Direct opposition or contrast between two things; the complete opposite
War is the antithesis of peace.
A guerra é a antítese da paz.
3. In philosophy and logic, the second stage of the Hegelian dialectic, opposing the thesis
In dialectical materialism, the antithesis challenges the thesis.
No materialismo dialético, a antítese desafia a tese.