ascertain

/ˌæsəˈteɪn/

Group 17Difficulty 1/3

Definition

(verb)
To find something out for certain; to make sure of
GRE

Example in Context

Investigators worked around the clock to ascertain the cause of the explosion before evidence could be contaminated by weather.

Synonyms

find outdiscoverdetermine

Etymology

To make something certain, confirming the truth.

  • ad- (Latin) — to
  • certa (Latin) — certain

Memory Aid

🔍Sounds like “ass certain

Like an investigator saying, 'I can ASSURE you, I'm CERTAIN about this clue!'

Visual Association

A detective with a magnifying glass, nodding confidently as they uncover the truth.

Semantic Clusters

Synonym Groups

Frequently Asked Questions

What does “ascertain” mean on the GRE?

ascertain (verb) means “To find something out for certain; to make sure of”. Investigators worked around the clock to ascertain the cause of the explosion before evidence could be contaminated by weather.

How to remember “ascertain” for the GRE?

Mnemonic: “ascertain” sounds like “ass certain”. Like an investigator saying, 'I can ASSURE you, I'm CERTAIN about this clue!'

What are synonyms for “ascertain”?

Common synonyms: find out, discover, determine.