alibi

nouns

(law) a defense by an accused person purporting to show that he or she could not have committed the crime in question
alibi
domain category
the collection of rules imposed by authority
"civilization presupposes respect for the law"; "the great problem for jurisprudence to allow freedom while enforcing order"
jurisprudence, law
is a type of (narrower)
the justification for some act or belief
"he offered a persuasive defense of the theory"
defence, defense, vindication
a defense of some offensive behavior or some failure to keep a promise etc.
"he kept finding excuses to stay"; "every day he had a new alibi for not getting a job"; "his transparent self-justification was unacceptable"
alibi, exculpation, excuse, self-justification

verbs

exonerate by means of an alibi
alibi
is a type of (narrower)
serve as a reason or cause or justification of
"Your need to sleep late does not excuse your late arrival at work"; "Her recent divorce may explain her reluctance to date again"
excuse, explain