developed or executed with care and in minute detail; "a detailed plan"; "the elaborate register of the inhabitants prevented tax evasion"- John Buchan; "the carefully elaborated theme"
the qualities of a hero or heroine; exceptional or heroic courage when facing danger (especially in battle); "he showed great heroism in battle"; "he received a medal for valor"
incapable of failure or error; "an infallible antidote"; "an infallible memory"; "the Catholic Church considers the Pope infallible"; "no doctor is infallible"