From Longman Dictionary of Contemporary Englishalphaal‧pha /ˈælfə/ noun [countable usually singular] 1 SLASLAthe first letter of the Greek alphabet2 → the alpha and omega
Examples from the Corpus
alpha• Fresh soil samples, taken recently in the presence of journalists, are currently being investigated for gamma rays and alpha particles.• The isotopes give off long-lasting alpha radiation and the waste will remain dangerous for 3000 years or more.• Recordings of sleep-deprived subjects have shown a reduction in the amplitude of alpha rhythms.• The radiation emitted by these isotopes consists of alpha particles, beta particles, and gamma rays.• Glucagon is produced in the pancreas by the alpha cells.• Hemoglobin F, or fetal hemoglobin, is composed of two alpha chains and two gamma chains. 214.From Longman Business Dictionaryalphaal‧pha /ˈælfə/ noun [countable] another name for alpha versionOrigin alpha (1200-1300) Latin Greek 