acid

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“
A (Fig. 10) and the acid is added slowly through the funnel tube B.

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Definitions (40)

Toggle American Heritage definitions American Heritage Dictionary (15)

  1. noun Chemistry Any of a class of substances whose aqueous solutions are characterized by a sour taste, the ability to turn blue litmus red, and the ability to react with bases and certain metals to form salts.
  2. noun Chemistry A substance that yields hydrogen ions when dissolved in water.
  3. noun Chemistry A substance that can act as a proton donor.
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Examples (50)

  • Difficult to print, you know — and shifting them in and out of the acid is a strain. —  Death of a Ghost - Margery Allingham - Campion 06
  • And it worked well When the acid was added to the Toluene, the fluid became kinda thick, almost like soft solid. —  The Explosives and Weapons Forum: TNT synthesis
  • In one aspect the method involves: (a) determining a first nucleotide sequence of a first nucleic acid coding for the biosynthesis of at least a portion of the original peptide or protein; (b) ascertaining a second nucleotide sequence of a second nucleic acid which base-pairs with the first nucleotide sequence of the first nucleic acid, the first and second nucleic acids pairing in antiparallel directions; and —  California Literary Review
  • Make sure you consume enough folic acid, which is a vitamin that helps reduce the risk of some serious birth defects. —  Weekend Mixtape
  • Tub and tile cleaner is hydrochloric acid, which is volatile and irritating. —  Columbia Missourian: Latest Articles
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Roget's II Roget's II: The New Thesaurus

Allen's Allen's Synonyms and Antonyms

Used in the same context Used in the Same Context

oil ·  chemical ·  salt ·  oxygen ·  compound ·  alcohol ·  protein ·  substance ·  liquid ·  metal ·  solution ·  product

Used in the same contextWord Family

acid:   acids
Roget's II: The New Thesaurus, Third Edition by the Editors of the American Heritage® Dictionary. Copyright © 2003, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Etymologies (2)

Toggle American Heritage etymologies American Heritage Dictionary (1)

  1. From Latin acidus, sour, from acēre, to be sour; see ak- in Indo-European roots.

Toggle Century etymologies Century Dictionary (1)

  1. = French acide = Spanish Portuguese Italian acido, from Latin acidus, sour, from acēre, be sour (later acetum, q. v.), akin to acer, sharp, acies, edge, Greek ἀκμή, English acme, edge, etc., all from √ *ak, be sharp, pierce.
 

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/ˈæsɪd/
by American Heritage
by peggy tharpe

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