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hemiacetal

[hem-ee-as-i-tal]
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noun
  1. any of the class of organic chemical compounds having the general formula RCH(OH)OR, where R is an organic group.
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Origin of hemiacetal

First recorded in 1890–95; hemi- + acetal
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

hemiacetal in Medicine

hemiacetal

(hĕm′ē-ăsĭ-tăl′)
n.
  1. Any of a class of compounds containing an alkyl group, especially when formed as intermediates during the preparation of acetals from aldehydes or ketones.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.