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[hahy-druh-klawr-ik, -klohr-]
  1. of or derived from hydrochloric acid.
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Origin of hydrochloric

First recorded in 1810–20; hydro-2 + chloric
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for hydrochloric

Historical Examples of hydrochloric

  • Now get some hydrochloric acid (HCl) diluted with three parts of water.

    Common Science

    Carleton W. Washburne

  • Cl, of which approximately one-half is converted into hydrochloric acid.

  • It is prepared for use by dissolving in hydrochloric acid, 10 lb.

  • The hydrochloric acid generally is deficient in cases of scurvy.

    Scurvy Past and Present

    Alfred Fabian Hess

  • It is soluble in ammonia and hydrochloric acid, but not in acetic acid.

Word Origin and History for hydrochloric


1817, in hydrochloric acid (proposed 1814 by Gay-Lussac); see hydro- + chloric (see chlorine).

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Online Etymology Dictionary, © 2010 Douglas Harper