Textual thesaurus for "ascertain"

(verb) control, assure, insure, check, ensure, see, see to it

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

(verb) find, find out, 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

(verb) see, learn, determine, check, watch, find out

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