Definition of ascertain

What does the word ascertain mean? Find synonyms, antonyms and the meaning of the word ascertain in our free online dictionary! Find words starting with ascertain and anagrams of ascertain.
Lookup ascertain in the Scrabble Dictionary

ascertain - 5 definitions

- verb
1. determine -- establish after a calculation, investigation, experiment, survey, or study; "find the product of two numbers"; "The physicist who found the elusive particle won the Nobel Prize"
synonyms: determine, find, find out
Source:WordNet 3.0
 
2. see -- be careful or certain to do something; make certain of something; "He verified that the valves were closed"; "See that the curtains are closed"; "control the quality of the product"
synonyms: see, check, insure, see to it, ensure, control, assure
Source:WordNet 3.0
 
3. determine -- find out, learn, or determine with certainty, usually by making an inquiry or other effort; "I want to see whether she speaks French"; "See whether it works"; "find out if he speaks Russian"; "Check whether the train leaves on time"
synonyms: determine, check, find out, see, watch, learn
Source:WordNet 3.0
 
4. ascertain -- learn or discover with certainty
Source:WordNet 3.0
 
5. ascertain, ascertains --
synonyms: ascertains, ascertained, ascertaining
Source:OWL 2 Web Ontology Language
 
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