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[pree-klin-i-kuh l] /priˈklɪn ɪ kəl/
adjective, Medicine/Medical
of or relating to the period prior to the appearance of the symptoms.
1930-35; pre- + clinical
Related forms
preclinically, adverb Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for preclinical
  • The device, which is in preclinical tests in mice, can be implanted in inoperable tumors during a routine biopsy.
  • He also has significant experience in preclinical and clinical development.
  • preclinical research suggests that these cells induce growth of new cells in heart muscle.
British Dictionary definitions for preclinical


adjective (med)
of, relating to, or occurring during the early phases of a disease before accurate diagnosis is possible
of, relating to, or designating an early period of scientific study by a medical student before practical experience with patients
Derived Forms
preclinically, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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preclinical in Medicine

preclinical pre·clin·i·cal (prē-klĭn'ĭ-kəl)

  1. Of or relating to the period of a disease before the appearance of symptoms.

  2. Of or being a period in medical education before the student is involved with patients and clinical work.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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