Alpha brass
any alloy of copper and zinc, a homogeneous solid solution containing more than 64 percent copper.
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- Alpha carotene
alpha carotene alpha carotene n. An isomer of carotene.
- Alpha cell
alpha cell alpha cell n. Cells situated on the periphery of the islets of Langerhans. Cells containing acidophil granules in the anterior lobe of the pituitary gland. Also called A cell.
- Alpha centauri
Astronomy. a triple-star system that is the brightest celestial object in the constellation Centaurus. Contemporary Examples Alpha Centauri sought to write the next part of that story: the game aspired to tell “a history of the future.” Nerdiness from Noah: Alpha Centauri Noah Kristula-Green March 28, 2013 Historical Examples According to this notation, Alpha Centauri […]
- Alpha centauri system
noun a star system comprising the binary star Alpha Centauri A and B and Proxima Centauri (also called Alpha Centauri C), which is 0.1 light years closer to the sun. Visual magnitude: 0.01 (A), 1.33 (B); spectral type: G2V (A); distance from earth: 4.3 light years Also called Rigil Kent See also Proxima
- Alpha conversion
alpha conversion theory In lambda-calculus and reduction, the renaming of a formal parameter in a lambda abstraction. This does not change the meaning of the abstraction. For example: \ x . x+1 \ y . y+1 If the actual argument to a lambda abstraction contains instances of the abstraction’s formal parameter then it is necessary […]