Acephate
a white solid compound, C 4 H 10 NO 3 PS, used as an insecticide against a wide range of plant pests, including aphids, budworms, and tent caterpillars.
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- Acequia
an irrigation ditch. Historical Examples They are watered by an acequia that brings water from Sun River several miles above the post. Army Letters from an Officer’s Wife, 1871-1888 Frances M.A. Roe I shall walk up the acequia to the rock I am going to blast. Lone Pine R. B. (Richard Baxter) Townshend But when […]
- Acer
noun any tree or shrub of the genus Acer, often cultivated for their brightly coloured foliage See also maple abbreviation Australian Council for Educational Research Historical Examples It occurs on stumps and rotten logs of various sorts in the Mississippi valley, more often affecting stumps of acer saccharinum L. The North American Slime-Moulds Thomas H. […]
- Aceramic
not producing pottery: an aceramic South American culture.
- Acerb
. Historical Examples She denied that stenographers could ever form a union, but she could not answer his acerb, “Why not?” The Job Sinclair Lewis
- Acerbate
to make sour or bitter. to exasperate. . Historical Examples The poor girl had not spirit sufficient to upbraid her friend; nor did it suit her now to acerbate an enemy. The Way We Live Now Anthony Trollope Lady Laura had triumphed; but she had no desire to acerbate her husband by any unpalatable allusion […]