impenetrable

adjectiveCommon GRE wordMore I words

impossible to understand or to see into

In a sentence

Impenetrable in a sentence

Here is an example sentence showing impenetrable in a sentence.

The legal jargon was so impenetrable that even experts disagreed on its meaning.

Synonyms

Antonyms

penetrableclearaccessible

Keep going

a person who attacks cherished beliefs or established institutions

attacking or undermining traditional beliefs and institutions

guided by ideals rather than by practical considerations

a peculiar habit or feature distinctive to an individual

excessively or blindly devoted to something or someone

extreme admiration or worship of someone or something, often to an excessive degree

to admire or revere someone to an excessive degree

charmingly peaceful and free of trouble

Common questions

Impenetrable (adjective) means impossible to understand or to see into

Here is impenetrable used in an example sentence: "The legal jargon was so impenetrable that even experts disagreed on its meaning."

Common synonyms for impenetrable include impervious, inscrutable, unfathomable.

Antonyms of impenetrable include penetrable, clear, accessible.

Impenetrable is a GRE-level vocabulary word worth knowing for the Verbal section.

Vocabulary sticks when you meet it in real sentences. Practise these words inside text completion and sentence equivalence questions.