Category:Promontory

Prom"on*to*ry, n.; pl. Promontories. Etym: [ l. promonturium, Promunturium; pro before + mons, montis, mountain: cf. F. Promontoire. See mount, n.]

1. (phys. Geog.)

Defn: a high point of land or rock projecting into the sea beyond the Line of coast; a headland; a high cape. Like one that stands upon a promontory. Shak.

2. (anat.)

Defn: a projecting part. Especially: (a) the projecting angle of the Ventral side of the sacrum where it joins the last lumbar vertebra. (b) a prominence on the inner wall of the tympanum of the ear.