a piece of information about circumstances that exist or events that have occurred; "first you must collect all the facts of the case"
a concept whose truth can be proved; "scientific hypotheses are not facts"
a statement or assertion of verified information about something that is the case or has happened; "he supported his argument with an impressive array of facts"
an event known to have happened or something known to have existed; "your fears have no basis in fact"; "how much of the story is fact and how much fiction is hard to tell"
the fundamental assumptions from which something is begun or developed or calculated or explained; "the whole argument rested on a basis of conjecture"
the most important or necessary part of something; "the basis of this drink is orange juice"
marked by quiet and caution and secrecy; taking pains to avoid being observed; "a furtive manner"; "a sneak attack"; "stealthy footsteps"; "a surreptitious glance at his watch"
proper alignment; the property possessed by something that is in correct or proper alignment; "out of true"
accurately placed or thrown; "his aim was true"; "he was dead on target"
accurately fitted; level; "the window frame isn't quite true"
devoted (sometimes fanatically) to a cause or concept or truth; "true believers bonded together against all who disagreed with them"
consistent with fact or reality; not false; "the story is true"; "it is undesirable to believe a proposition when there is no ground whatever for supposing it true"- B. Russell; "the true meaning of the statement"
conforming to definitive criteria; "the horseshoe crab is not a true crab"; "Pythagoras was the first true mathematician"
as acknowledged; "true, she is the smartest in her class"
make level, square, balanced, or concentric; "true up the cylinder of an engine"
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"