- Word Explorer, Word Parts
|part of speech:
||ascertained, ascertaining, ascertains
||to learn without question; determine.
The doctor ascertained the cause of her illness.
- similar words:
- confirm, discover, distinguish, establish, fathom, find out, learn, unearth, verify
||calculate, conclude, demonstrate, detect
||ascertainable (adj.), ascertainably (adv.), ascertainment (n.)
The word ascertain
contains the following part:
that means to, toward
More about this word part:
The prefix as-
occurs in Latin loanwords. It is an assimilated form of ad-
used before roots beginning with an "s" sound, such as "sent" and "cert." See ad-