ascertain
Pronunciation:
/ˌæsəˈteɪn//ˌæsɚˈteɪn/verb
Definitions
To find out definitely; to discover or establish.
Example: As soon as we ascertain what the situation is, we can plan how to proceed.
Synonyms:determinediscoverestablishfind outlearnwork outTo make (someone) certain or confident about something; to inform.
To establish, to prove.
To ensure or effect.