LAMBDA • DICTIONARY ONE.COM • Definition of Lambda

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noun

Lambda n.

The name of the Greek letter lambda, corresponding with the English letter L, l.

(Anat.) The point of junction of the sagittal and lambdoid sutures of the skull.

(Phys.) A subatomic particle carrying no charge, having a mass equal to 2183 times that of an electron; it decays rapidly, typically forming a nucleon and a pion.

Lambda moth (Zool.), a moth so called from a mark on its wings, resembling the Greek letter lambda.

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Etymology of 'Lambda'

Collaborative International Dictionary of English 0.48

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"Lambda" Quotes from Famous Books

... The star lambda in Orion's head presents an easy conquest for the three-inch, as it consists of a light-yellow star of magnitude three and a half and a reddish companion of the sixth magnitude; distance 4", p. 43 deg.. There is also a twelfth-magnitude ...

— Pleasures of the telescope • Garrett Serviss

Words linked to "Lambda" : Trimorphodon lambda, Greek alphabet, letter, lambda particle, letter of the alphabet