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seminal

[sem-uh-nl]
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adjective
  1. pertaining to, containing, or consisting of semen.
  2. Botany. of or relating to seed.
  3. having possibilities of future development.
  4. highly original and influencing the development of future events: a seminal artist; seminal ideas.
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Origin of seminal

1350–1400; Middle English < Latin sēminālis, equivalent to sēmin- (stem of sēmen) seed, semen + -ālis -al1
Related formssem·i·nal·i·ty, nounsem·i·nal·ly, adverbin·ter·sem·i·nal, adjectivepre·sem·i·nal, adjective

Synonyms

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4. germinal, primary, formative, innovative.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for seminal

seminal

adjective
  1. potentially capable of development
  2. highly original, influential, and important
  3. rudimentary or unformed
  4. of or relating to semenseminal fluid
  5. biology of or relating to seed
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Derived Formsseminality, nounseminally, adverb

Word Origin

C14: from Late Latin sēminālis belonging to seed, from Latin sēmen seed
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 seminal

adj.

late 14c., "of seed or semen," from Old French seminal (14c.) and directly from Latin seminalis, from semen (genitive seminis) "seed" (see semen). Figurative sense of "full of possibilities" is attested from 1630s. Related: Seminally; seminality.

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Online Etymology Dictionary, © 2010 Douglas Harper

seminal in Medicine

seminal

(sĕmə-nəl)
adj.
  1. Of, relating to, containing, or conveying semen or seed.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.