SAT GRE infallible Definition Never capable of making mistakes or being wrong. Example "Even experts aren't infallible; everyone can make errors." Sign in to save SAT Quiz → GRE Quiz → ← inexplicable infamous → Study tips featuring "infallible" Spot the Vocabulary Trap in Every Question Write GRE Words Into Your Own Sentences How Context Clues Save You on the SAT Related words SAT abase SAT abdicate SAT abdomen SAT abduction SAT abet SAT abeyance SAT abject SAT abjure SAT ablution SAT abnegate SAT abnormal SAT abominable