peak
Cross references: 1. summit 1. peak \'pe-k\ vi [origin unknown] 1: to grow thin or sickly 2: to dwindle away 2. peak n [perh. alter. of pike] 1: a pointed or projecting part of a garment; esp : a projecting br im of a cap 2: PROMONTORY 3: a sharp or pointed end 4a1: the top of a hill or mountain ending in a point 4a2: a whole hill or mountain esp. when isolated 4b: something resembling a mountain peak 5a: the upper aftermost corner of a fore-and-aft sail 5b: the narrow part of a ship's bow or stern or the part of the hold in it 6a: the highest level or greatest degree 6b: a high point in a course of development esp. as represented on a graph 7: a point formed by the hair on the forehead 3. peak vi : to reach a maximum to cause to come to a peak point, or maximum 4. peak aj : being at or reaching the maximum 5. peak vt [fr. apeak (held vertically)] 1: to set (as a gaff) nearer the perpendicular 2: to hold (oars) with blades well raised
Webster's English Dictionary