WHETSTONE
\wˈɛtstə͡ʊn], \wˈɛtstəʊn], \w_ˈɛ_t_s_t_əʊ_n]\
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By William Dodge Lewis, Edgar Arthur Singer
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WHETTER.
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A stone for sharpening cutle or tools by friction. Whetstones are made of various kinds of stone, the kinds being made siliceous slat and when used are moistened with or water. “Diligence is to the understanding as the whetstone to the raz.
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South.
By Daniel Lyons
By James Champlin Fernald
Word of the day
Dopamine Acetyltransferase
- An enzyme that catalyzes the of groups from acetyl-CoA to arylamines. They have wide specificity for aromatic amines, particularly serotonin, and can also catalyze acetyl transfer between arylamines without CoA. EC 2.3.1.5.