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"
(cryogenics) the lowest temperature theoretically attainable (at which the kinetic energy of atoms and molecules is minimal); 0 Kelvin or -273.15 centigrade or -459.67 Fahrenheit
with unflagging resolve; "dance inspires him ceaselessly to strive higher and higher toward the shining pinnacle of perfection that is the goal of every artiste"
(spatial sense) seeming to have no bounds; "the Nubian desert seemed to stretch out before them endlessly"
the decisive moment in a novel or play; "the deathbed scene is the climax of the play"
arrangement of clauses in ascending order of forcefulness
the highest point of anything conceived of as growing or developing or unfolding; "the climax of the artist's career"; "in the flood tide of his success"