Word

ascertain, v.
(ascertained, ascertaining, ascertains)
freq. cnt. 5

establish after a calculation, investigation, experiment, survey, or study
<verb.communication> freq. cnt.: 201 freq. cnt.: 107 freq. cnt.: 57 freq. cnt.: 33 freq. cnt.: 4

ascertain determine find find out

sample sentences

"find the product of two numbers"
"The physicist who found the elusive particle won the Nobel Prize"

verb frames

Somebody ----s something
Somebody ----s whether INFINITIVE

verb frames

Somebody ----s something
Somebody ----s whether INFINITIVE

verb frames

Somebody ----s something
Somebody ----s whether INFINITIVE

verb frames

Somebody ----s something
Somebody ----s whether INFINITIVE

lexical pointers

derivationally related form

determination determination

lexical pointers

derivationally related form

find finding

lexical pointers

derivationally related form

ascertainable

semantic pointers

verb group

see, find out, determine, check, ascertain, watch, learn find, discover

hyponym

gauge translate rectify redetermine sequence refract count, number, enumerate, numerate admeasure locate, situate

be careful or certain to do something; make certain of something
<verb.cognition> freq. cnt.: 53 freq. cnt.: 22 freq. cnt.: 12 freq. cnt.: 6 freq. cnt.: 6 freq. cnt.: 4 freq. cnt.: 2 freq. cnt.: 1

ascertain assure check control ensure insure see see to it

sample sentences

"He verified that the valves were closed"
"See that the curtains are closed"
"control the quality of the product"

verb frames

Somebody ----s that CLAUSE
Somebody ----s to INFINITIVE

verb frames

Somebody ----s that CLAUSE

verb frames

Somebody ----s that CLAUSE

verb frames

Somebody ----s that CLAUSE

verb frames

Somebody ----s that CLAUSE

verb frames

Somebody ----s that CLAUSE

verb frames

Somebody ----s that CLAUSE

verb frames

Somebody ----s that CLAUSE

lexical pointers

derivationally related form

check check

semantic pointers

hyponym

proofread, proof control double-check cross-check cinch card spot-check cover

verb group

check, check off, mark, mark off, tick off, tick see, find out, determine, check, ascertain, watch, learn check verify, control

hypernym

verify

learn or discover with certainty
<verb.cognition>

ascertain

verb frames

Somebody ----s that CLAUSE
They %s that there was a traffic accident

lexical pointers

derivationally related form

ascertainable

semantic pointers

hypernym

hear, learn, see, discover, find out, pick up, get word, get wind, get a line

hyponym

price

find out, learn, or determine with certainty, usually by making an inquiry or other effort
<verb.communication> freq. cnt.: 28 freq. cnt.: 27 freq. cnt.: 1

ascertain check determine find out learn see watch