• synonyms


[suhb-jey-suh nt]
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  1. situated or occurring underneath or below; underlying.
  2. forming a basis.
  3. lower than but not directly under something.
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Origin of subjacent

1590–1600; < Latin subjacent- (stem of subjacēns), present participle of subjacēre to underlie, equivalent to sub- sub- + jac(ēre) to lie + -ent- -ent
Related formssub·ja·cen·cy, nounsub·ja·cent·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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Historical Examples

British Dictionary definitions for subjacent


  1. forming a foundation; underlying
  2. lower than though not directly belowtall peaks and their subjacent valley
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Derived Formssubjacency, nounsubjacently, adverb

Word Origin

C16: from Latin subjacēre to lie close, adjoin, be under, from sub- + jacēre to lie
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

Word Origin and History for subjacent


1590s, from Latin subiacentem (nominative subiacens), present participle of subiacere "to lie underneath" (see subject (n.)).

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Online Etymology Dictionary, © 2010 Douglas Harper

subjacent in Medicine


  1. Below or beneath another part.
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Related formssub•jacen•cy n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.