1. (n.) The principal or highest point; top; summit; crown; apex\.

2. (n.) The top, or crown, of the head.

3. (n.) The zenith, or the point of the heavens directly overhead.

4. (n.) The point in any figure opposite to, and farthest from, the base; the terminating point of some particular line or lines in a figure or a curve; the top, or the point opposite the base.

L acme angle apex apogee bend bifurcation bight brow cant cap chevron climax cloud nine coin corner crank crest crook crotchet crown culmen culmination deflection dogleg edge elbow ell extreme limit extremity fork furcation heaven heavens height heights high noon highest pitch highest point hook inflection knee limit maximum meridian mountaintop ne plus ultra no place higher nook noon peak pinnacle pitch point pole quoin ridge roof seventh heaven sky spire summit swerve tip tip-top top upmost upper extremity uppermost utmost veer very top zag zenith zig zigzag