Definition of Ascertain

1. Verb. Establish after a calculation, investigation, experiment, survey, or study. "The physicist who found the elusive particle won the Nobel Prize"




2. Verb. Be careful or certain to do something; make certain of something. "Control the quality of the product"
Exact synonyms: Assure, Check, Control, Ensure, Insure, See, See To It
Specialized synonyms: Proof, Proofread, Control, Double-check, Cross-check, Cinch, Card, Spot-check, Cover
Related verbs: Check, Check Off, Mark, Mark Off, Tick, Tick Off, Check, Check, Determine, Find Out, Learn, See, Watch, Control, Verify
Generic synonyms: Verify
Derivative terms: Check, Check

3. Verb. Find out, learn, or determine with certainty, usually by making an inquiry or other effort. "They ascertain whether there was a traffic accident"; "Check whether the train leaves on time"
Exact synonyms: Check, Determine, Find Out, Learn, See, Watch
Related verbs: Assure, Check, Control, Ensure, Insure, See, See To It, Determine, Find, Find Out
Specialized synonyms: Test
Derivative terms: Ascertainable, Check, Determination

4. Verb. Learn or discover with certainty. "They ascertain that there was a traffic accident "
Generic synonyms: Discover, Find Out, Get A Line, Get Wind, Get Word, Hear, Learn, Pick Up, See
Specialized synonyms: Price
Derivative terms: Ascertainable

Definition of Ascertain

1. v. t. To render (a person) certain; to cause to feel certain; to make confident; to assure; to apprise.

Definition of Ascertain

1. Verb. To find out definitely; to discover or establish. ¹

¹ Source: wiktionary.com

Definition of Ascertain

1. [v -ED, -ING, -S]

Lexicographical Neighbors of Ascertain

ascending pyelonephritis
ascending tick paralysis
ascendingly
ascends
ascension
ascensional
ascensions
ascensive
ascensus
ascent
ascents
ascerbate
ascerbated
ascerbates
ascerbating
ascertain (current term)
ascertainable
ascertainableness
ascertainably
ascertained
ascertainer
ascertainers
ascertaining
ascertainment
ascertainments
ascertains
asceses
ascesis
ascetic
ascetical

Literary usage of Ascertain

Below you will find example usage of this term as found in modern and/or classical literature:

1. United States Supreme Court Reports by Lawyers Co-operative Publishing Company, United States Supreme Court (1885)
"He also testified that he was "certain that Koontz made diligent efforts to ascertain Lambert's (the maker's) place of residence, and that they were ..."

2. Proceedings of the Royal Society of London by Royal Society (Great Britain) (1902)
""An Attempt to ascertain the Date of the Original Construction of Stonehenge from its Orientation." By Sir NOHMAN LOCKYER, KCB, FKS, ..."

3. South Eastern Reporter by West Virginia Supreme Court of Appeals, West Publishing Company, South Carolina Supreme Court (1920)
"... to personally Inspect the premises and ascertain what damages, if any, would accrue to the owners of the properties likely to be affected. ..."

4. The History of the Peloponnesian War by Thucydides, Henry Dale, Thomas Arnold (1873)
"From supposing, too, that the conspiracy was much more general than it really was, they were the more faint-hearted, and were unable to ascertain its extent ..."

5. Institutes of the Christian Religion by Jean Calvin (1844)
"... that they may depart from the kingdom of sin into the kingdom of righteousness ; and that by this testimony they ascertain their vocation, (y) and, ..."

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