a beginning from which an enterprise is launched; "he uses other people's ideas as a springboard for his own"; "reality provides the jumping-off point for his illusions"; "the point of departure of international comparison cannot be an institution but must be the function it carries out"
an elastic material obtained from the latex sap of trees (especially trees of the genera Hevea and Ficus) that can be vulcanized and finished into a variety of products
any of various synthetic elastic materials whose properties resemble natural rubber
returned for lack of funds; "a rubber check"; "a no-good check"
a methodical examination or review of a condition or situation; "he made an audit of all the plants on his property"; "an energy efficiency audit"; "an email log audit"
attend academic courses without getting credit
examine carefully for accuracy with the intent of verification; "audit accounts and tax returns"
a sacrament admitting a baptized person to full participation in the church
a ceremony held in the synagogue (usually at Pentecost) to admit as adult members of the Jewish community young men and women who have successfully completed a course of study in Judaism
additional proof that something that was believed (some fact or hypothesis or theory) is correct; "fossils provided further confirmation of the evolutionary theory"
establish the validity of something, as by an example, explanation or experiment; "The experiment demonstrated the instability of the compound"; "The mathematician showed the validity of the conjecture"
prove formally; demonstrate by a mathematical, formal proof
obtain probate of; "prove a will"
take a trial impression of
be shown or be found to be; "She proved to be right"; "The medicine turned out to save her life"; "She turned up HIV positive"