validator

val·i·date

V v

Definitions of validator word

verb with object validator to make valid; substantiate; confirm: Time validated our suspicions. 1
verb with object validator to give legal force to; legalize. 1
verb with object validator to give official sanction, confirmation, or approval to, as elected officials, election procedures, documents, etc.: to validate a passport. 1
noun validator One who validates. 0
noun validator Something that validates. 0

before 1640

One of the 44% oldest English words

1640-50; < Medieval Latin validātus (past participle of validāre to make valid), equivalent to valid- (see valid) + -ātus -ate1

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

A common word. It’s meaning is known to most children of preschool age. About 78% of English native speakers know the meaning and use the word.

Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".

This diagram is provided by Google Ngram Viewer