an anatomical structure used as a point of origin in locating other anatomical structures (as in surgery) or as point from which measurements can be taken
a mark showing the boundary of a piece of land
an event marking a unique or important historical change of course or one on which important developments depend; "the agreement was a watershed in the history of both nations"
the position of a prominent or well-known object in a particular landscape; "the church steeple provided a convenient landmark"
a bluish translucent magnetic liquid obtained by compressing gaseous oxygen and then cooling it below its boiling point; used as an oxidizer in rocket propellants
brief and to the point; effectively cut short; "a crisp retort"; "a response so curt as to be almost rude"; "the laconic reply; `yes'"; "short and terse and easy to understand"
(of something seen or heard) clearly defined; "a sharp photographic image"; "the sharp crack of a twig"; "the crisp snap of dry leaves underfoot"
of hair in small tight curls
pleasingly firm and fresh and making a crunching noise when chewed; "crisp carrot and celery sticks"; "a firm apple"; "crunchy lettuce"
pleasantly cold and invigorating; "crisp clear nights and frosty mornings"; "a nipping wind"; "a nippy fall day"; "snappy weather"; (`parky' is a British term)