defeat the purpose

Translations
сводить на нет цель
Skipping breakfast defeats the purpose of eating healthy.
Пропуск завтрака сводит на нет цель здорового питания.
Definitions
To act in a way that undermines or contradicts the intended goal or objective of an action or decision.
Words
defeat

verb
сводить на нет
the

article or possessive pronoun
этот
purpose

noun
цель