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 the binary mode.
Preliminary Specifications: Programmed Data Processor Model Three (PDP-3) Digital Equipment Corporation
adjective
(of a character set, code, or file of data) consisting of alphabetical and numerical symbols
adj.
1912, contracted from alphabet + numeric (see numerical).
character
A decimal digit or a letter (upper or lower case). Typically, “letters” means only English letters (ASCII A-Z plus a-z) but it may also include non-English letters in the Roman alphabet, e.g., e-acute, c-cedilla, the thorn letter, and so on. Perversely, it may also include the underscore character in some contexts.
(1997-09-11)
alphabetical and numerical
Read Also:
- 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
.
- Alpha privative
the prefix a- or, before a vowel, an-, used in Greek and English to express negation or absence. noun (in Greek grammar) the letter alpha (or an- before vowels) used as a negative or privative prefix. It appears in English words derived from Greek, as in atheist, anaesthetic
- Alpha radiation
a stream of alpha particles. noun alpha particles emitted from a radioactive isotope noun ionizing radiation consisting of a stream of alpha particles alpha ray n. A stream of alpha particles or a single high-speed alpha particle. alpha ray A stream of alpha particles. alpha radiation [(al-fuh)] Particles sent out by some radioactive nuclei, each […]