Confirmability

[kuh n-furm] /kənˈfɜrm/

verb (used with object)
1.
to establish the truth, accuracy, validity, or genuineness of; corroborate; verify:
This report confirms my suspicions.
2.
to acknowledge with definite assurance:
Did the hotel confirm our room reservation?
3.
to make valid or binding by some formal or legal act; sanction; ratify:
to confirm a treaty; to confirm her appointment to the Supreme Court.
4.
to make firm or more firm; add strength to; settle or establish firmly:
Their support confirmed my determination to run for mayor.
5.
to strengthen (a person) in habit, resolution, opinion, etc.:
The accident confirmed him in his fear of driving.
6.
to administer the religious rite of to.
/kənˈfɜːm/
verb (transitive)
1.
(may take a clause as object) to prove to be true or valid; corroborate; verify
2.
(may take a clause as object) to assert for a second or further time, so as to make more definite: he confirmed that he would appear in court
3.
to strengthen or make more firm: his story confirmed my doubts
4.
to make valid by a formal act or agreement; ratify
5.
to administer the rite of confirmation to
v.

mid-13c., confirmyn “to ratify,” from Old French confermer (13c., Modern French confirmer) “strengthen, establish, consolidate; affirm by proof or evidence; anoint (a king),” from Latin confirmare “make firm, strengthen, establish,” from com-, intensive prefix (see com-), + firmare “to strengthen,” from firmus (see firm (adj.)). Related: Confirmative; confirmatory.