Definition for quanta (2 of 2)
noun, plural quan·ta [kwon-tuh] /ˈkwɒn tə/.
- the smallest quantity of radiant energy, equal to Planck's constant times the frequency of the associated radiation.
- the fundamental unit of a quantized physical magnitude, as angular momentum.
Origin of quantum
Examples from the Web for quanta
Quanta tells us that as soon as one began to sing, the partisans of the other began to hiss.History of the Opera from its Origin in Italy to the present Time|Henry Sutherland Edwards
From this point of view the quanta appear as atoms of energy.A Librarian's Open Shelf|Arthur E. Bostwick
Neque enim tanta πολυθεοτης Gentium, quanta fuit Deorum πολυωνυμια.
Hunc igitur laborem nostrum ut tam Gratis animis accipiatis, quanta sedulitate a nobis est obitus, ex aequo omnes rogatos volo.Terrestrial and Celestial Globes Vol II|Edward Luther Stevenson
Superlatives might have been expected, in view of quanta percipi posset maxima above.Cato Maior de Senectute|Marcus Tullius Cicero
British Dictionary definitions for quanta (1 of 2)
British Dictionary definitions for quanta (2 of 2)
noun plural -ta (-tə)
- the smallest quantity of some physical property, such as energy, that a system can possess according to the quantum theory
- a particle with such a unit of energy
Word Origin for quantum
Word Origin and History for quanta
1610s, "one's share or portion," from Latin quantum (plural quanta) "as much as, so much as; how much? how far? how great an extent?" neuter singular of correlative pronomial adjective quantus "as much" (see quantity). Introduced in physics directly from Latin by Max Planck, 1900; reinforced by Einstein, 1905. Quantum theory is from 1912; quantum mechanics, 1922; quantum jump is first recorded 1954; quantum leap, 1963, often figurative.
Medicine definitions for quanta
n. pl. quan•ta (-tə)
Science definitions for quanta
Culture definitions for quanta