Definition of "acuminate"

acuminate

/əˈkjuːmɪnət/

adjective
comparative more acuminate, superlative most acuminate
1. Tapering to a point; pointed.
2. (botany, mycology) Tapering to a long point in concave manner at its apex.
verb
third-person singular simple present acuminates, present participle acuminating, simple past and past participle acuminated
1. (transitive) To render sharp or keen; to sharpen.
  Quotations
  To acuminate even despair.
  September 17, 1784, William Cowper, letter to the Rev. John Newton
2. (intransitive) To end in or come to a sharp point.