Alpha-naphthyl group
(def 1).
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- Alpha-naphthylthiourea
.
- Alphanumeric
(of a set of characters) including letters, numbers, and, often, special characters, as punctuation marks: alphanumeric code. Historical Examples Communication is done completely via the typewriter in either octal numbers, decimal numbers, or alphanumeric codes. Preliminary Specifications: Programmed Data Processor Model Three (PDP-3) Digital Equipment Corporation It can operate in either the alphanumeric mode or […]
- Alpha numerical
(of a set of characters) including letters, numbers, and, often, special characters, as punctuation marks: alphanumeric code. adjective (of a character set, code, or file of data) consisting of alphabetical and numerical symbols adj. 1912, contracted from alphabet + numeric (see numerical). alphabetical and numerical
- Alpha particle
a positively charged particle consisting of two protons and two neutrons, emitted in radioactive decay or nuclear fission; the nucleus of a helium atom. Historical Examples An alpha particle is the nucleus of a helium atom and is made up of two protons and two neutrons; it carries two positive charges. LRL Accelerators Lawrence Radiation […]
- Alpha-particle scattering
.