ascertain from(redirected from ascertains from)
To find out something from examining or observing something or some situation. A noun or pronoun can be used between "ascertain" and "from." I ascertained a lot about my daughter's new boyfriend from our first dinner together. What were you able to ascertain from the article?
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
ascertain something from someone or something
to find out or learn with certainty information from someone or something. I need to ascertain some facts from you. A few facts have been ascertained from the interview.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.