the 11th letter of the Greek alphabet (Λ, λ).
the consonant sound represented by this letter.

Nearby words

  1. lamb, william,
  2. lambada,
  3. lambaréné,
  4. lambast,
  5. lambaste,
  6. lambda calculus,
  7. lambda particle,
  8. lambda point,
  9. lambda-b baryon,
  10. lambda-b particle

Origin of lambda

< Greek lá(m)bda < Semitic; see lamed Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for lambda

British Dictionary definitions for lambda



the 11th letter of the Greek alphabet (Λ, λ), a consonant transliterated as l

Word Origin for lambda

C14: from Greek, from Semitic; related to lamed

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 lambda



Greek letter name, from a Semitic source akin to Hebrew lamedh.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for lambda




The 11th letter of the Greek alphabet.
The craniometric point at the junction of the sagittal and lambdoid sutures.


Of, relating to, or characterizing a polypeptide chain that is one of two types of light chains present in immunoglobins.

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