| Main Entry: | ascertain |
| Part of Speech: | verb |
| Definition: | make sure |
Synonyms: |
catch on, check, check out*, check up on, confirm, determine, dig*, discover, divine, double-check, establish, eye*, eyeball, find out, fix, get down cold, get down pat, get hold of, get it down, get the hang of, identify, learn, learn the ropes, look-see, make certain, make sure, peg, pick up on, pick up*, read, see, settle, size, size up, tell, verify |
| Main Entry: | corroborate |
| Part of Speech: | verb |
| Definition: | back up information, story |
Synonyms: |
approve, authenticate, bear out, certify, check on, check out, check up, confirm, declare true, document, double check, endorse, establish, give nod, justify, okay, prove, ratify, rubber-stamp, strengthen, substantiate, support, sustain, validate, verify |
| Notes: | corroborate is used in a narrower context, usually by way of providing support for testimony in a legal proceeding; confirm is to lend support to a much wider array of things |
Antonyms: |
contradict, deny, disallow, disclaim, refute, reject |
| Main Entry: | verify |
| Part of Speech: | verb |
| Definition: | confirm, validate |
Synonyms: |
add up, attest, authenticate, bear out, certify, check, check out, check up, check up on, corroborate, debunk, demonstrate, document, double-check, establish, eye*, eyeball, find out, hold up, justify, make certain, make sure, pan out, peg, prove, settle, size up, size*, stand up, substantiate, support, test, try |
Antonyms: |
discredit, disprove, invalidate |