(plural criteria) a standard for judging something

test, gauge for judgment

the typical example, personification, of a quality, characteristic; a short summary of a book etc

perfect example

a fact, thing etc used to represent a group of similar ones

instance, model

(an instrument used for measuring) the thickness of wire, sheets of metal, rubber on a tyre etc; the distance between rails for a train (or between opposite wheels of a train)

measure, standard

a person who shows others the way, especially a person employed to point out interesting sights on a journey or visit

something that or someone who leads

a model (of excellence); apparently perfect person or thing

outstanding example

an earlier happening, decision etc used as an example or rule for what comes later

authoritative example

the main character in a drama or novel

person who takes the lead; central figure of narrative

one used as an example; a part taken to represent the whole

example, sample