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septi-

a combining form meaning “seven,” used in the formation of compound words: septilateral.

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Nearby words

  1. septendecillion,
  2. septennial,
  3. septennium,
  4. septentrion,
  5. septet,
  6. septic,
  7. septic abortion,
  8. septic fever,
  9. septic infarct,
  10. septic phlebitis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for septi-

septi-

1

before a vowel sept-

combining form

sevenseptivalent

Word Origin for septi-

from Latin septem

combining form

septumsepticidal
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 septi-

septi-

before vowels sept-, word-forming element meaning "seven," from Latin septem (see seven).

Online Etymology Dictionary, © 2010 Douglas Harper
Medicine definitions for septi-

septi-

pref.

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