(astronomy) The star Proxima Centauri

(astronomy) The brightest star in the southern constellation of Centaurus. Alpha Centauri is actually a binary star with Proxima Centauri as a third component. Alpha Centauri B is less bright than Alpha Centauri A and is somewhat less bright than our sun.

(biochemistry) Any galactosidase that only hydrolyzes the alpha-d configuration of galactosides; a deficiency of this enzyme can lead to Fabry's disease

plural of alpha-d-galactosidase

plural of alpha-hydroxy acid

plural of pre-alpha version

(astronomy) A series of absorption lines in the spectra of distant galaxies and quasars, arising from the Lyman-alpha electron transition of the neutral hydrogen atom.

(signal processing) An algorithm for data estimation and smoothing, closely related to Kalman filters, based on an approximation model with two internal states, the first state obtained by integrating the value of the second state over time.

plural of alpha-beta filter

(organic chemistry) an omega-3 fatty acid, (9Z,12Z,15Z)-octadeca-9,12,15-trienoic acid, an essential fatty acid, found in many seeds and oils, including flaxseed, walnuts, chia, hemp, and many common vegetable oils.