a·cu·mi·nate (ə-kymə-nĭt, -nāt′)
Tapering gradually to a sharp point, as the tips of certain leaves.
tr.v. (-nāt′) a·cu·mi·nat·ed, a·cu·mi·nat·ing, a·cu·mi·nates
To sharpen or taper.
[Latin acūminātus, past participle of acūmināre, to sharpen, from acūmen, acuteness; see ACUMEN.]
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Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.