| 释义 |
lamb·da
I. \ˈlamdə, ˈlaam-\ noun
(-s)
Etymology: Greek labda, lambda, of Semitic origin; akin to Hebrew lāmedh lamedh
1. : the 11th letter of the Greek alphabet — symbol Λ or λ; see alphabet table
2. [back-formation from lambdoid] : the point of junction of the sagittal and lambdoid sutures of the skull — see craniometry illustration
3. : one thousandth of a cubic centimeter
II. noun
or lambda particle
: an uncharged unstable subatomic particle that has a mass 2183 times that of an electron and decays typically into a nucleon and a pion |