3. (noun)foundation, base, fundament, foot, groundwork, substructure, understructure lowest support of a structure "it was built on a base of solid rock"; "he stood at the foot of the tower"
4. (noun)foundation, grounding education or instruction in the fundamentals of a field of knowledge "he lacks the foundation necessary for advanced study"; "a good grounding in mathematics"
5. (noun)basis, base, foundation, fundament, groundwork, cornerstone the fundamental assumptions from which something is begun or developed or calculated or explained "the whole argument rested on a basis of conjecture"
6. (noun)foundation garment, foundation a woman's undergarment worn to giveshape to the contours of the body
7. (noun)initiation, founding, foundation, institution, origination, creation, innovation, introduction, instauration the act of starting something for the first time; introducing something new "she looked forward to her initiation as an adult"; "the foundation of a new scientific society"
Definition of 'foundation'
