Definition of "acuminate" in English

adjective

1. Tapering to a point; pointed.

   • acuminate leaves, teeth, etc.

2. (botany, mycology) Tapering to a long point in concave manner at its apex.

verb

1. (transitive) To render sharp or keen; to sharpen.

   • September 17, 1784, William Cowper, letter to the Rev. John Newton To acuminate even despair.

2. (intransitive) To end in or come to a sharp point.