a statement that is assumed to be true and from which a conclusion can be drawn; "on the assumption that he has been injured we can infer that he will not to play"
take something as preexisting and given
set forth beforehand, often as an explanation; "He premised these remarks so that his readers might understand"
a measuring instrument that sends out an acoustic pulse in water and measures distances in terms of the time for the echo of the pulse to return; "sonar is an acronym for sound navigation ranging"; "asdic is an acronym for antisubmarine detection investigation committee"
lowest support of a structure; "it was built on a base of solid rock"; "he stood at the foot of the tower"
education or instruction in the fundamentals of a field of knowledge; "he lacks the foundation necessary for advanced study"; "a good grounding in mathematics"
an institution supported by an endowment
the basis on which something is grounded; "there is little foundation for his objections"