(virology) Relating to alphacoronaviruses.

Alternative form of α-naphthol

(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.

Synonym of semi-syllabary

(marketing, demographics, informal) Generation Alpha

A member of Generation Alpha.

(mathematics) An alphabet, every symbol of which is assigned a weight (positive real number)

(US, slang) A man who works for a government agency, such as the CIA or FBI.

plural of alphabet boy

(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.