Wordnet 3.0
VERB (1)
1.
make sharp or acute;
taper;
make (something) come to a point;
ADJECTIVE (1)
1.
(of a leaf shape) narrowing to a slender point;
The Collaborative International Dictionary of English v.0.48:
Acuminate \A*cu"mi*nate\, a. [L. acuminatus, p. p. of acuminare
to sharpen, fr. acumen. See Acumen.]
Tapering to a point; pointed; as, acuminate leaves, teeth,
etc.
[1913 Webster]
The Collaborative International Dictionary of English v.0.48:
Acuminate \A*cu"mi*nate\, v. t.
To render sharp or keen. [R.] "To acuminate even despair."
--Cowper.
[1913 Webster]
The Collaborative International Dictionary of English v.0.48:
Acuminate \A*cu"mi*nate\, v. i.
To end in, or come to, a sharp point. "Acuminating in a cone
of prelacy." --Milton.
[1913 Webster]
WordNet (r) 3.0 (2006):
acuminate
adj 1: (of a leaf shape) narrowing to a slender point
v 1: make sharp or acute; taper; make (something) come to a
point