[kwon-tuh] /ˈkwɒn tə/
plural of .
[kwon-tuh m] /ˈkwɒn təm/
noun, plural quanta
[kwon-tuh] /ˈkwɒn tə/ (Show IPA)
quantity or amount:
the least quantum of evidence.
a particular amount.
a share or portion.
a large quantity; bulk.
sudden and significant:
a quantum increase in productivity.
the plural of quantum
noun (pl) -ta (-tə)
amount or quantity, esp a specific amount
(often used with a negative) the least possible amount that can suffice: there is not a quantum of evidence for your accusation
something that can be quantified or measured
(modifier) loosely, sudden, spectacular, or vitally important: a quantum improvement
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.
quantum quan·tum (kwŏn’təm)
n. pl. quan·ta (-tə)
A discrete, indivisible manifestation of a physical property, such as a force or angular momentum. Some quanta take the form of elementary particles; for example, the quantum of electromagnetic radiation is the photon, while the quanta of the weak force are the W and Z particles. See also quantum state.
In physics, discrete bundles in which radiation and other forms of energy occur. For example, in the Bohr atom, light is sent out in quanta called photons. (See quantum mechanics.)
[kwawrt] /kwɔrt/ noun 1. a unit of liquid measure of capacity, equal to one fourth of a gallon, or 57.749 cubic inches (0.946 liter) in the U.S. and 69.355 cubic inches (1.136 liters) in Great Britain. 2. a unit of dry measure of capacity, equal to one eighth of a peck, or 67.201 cubic inches […]
[kwawr-tn] /ˈkwɔr tn/ adjective 1. (of a fever, ague, etc.) characterized by paroxysms that recur every fourth day, both days of consecutive occurrence being counted. noun 2. a quartan fever or ague. 3. quartan malaria. /ˈkwɔːtən/ adjective 1. (esp of a malarial fever) occurring every third day quartan quar·tan (kwôrt’n) adj. Recurring every fourth day, […]
- Quartan malaria
quartan malaria n. See malariae malaria.
[kahrt; French kart] /kɑrt; French kart/ noun, plural quartes [kahrts; French kart] /kɑrts; French kart/ (Show IPA). Fencing. 1. the fourth of eight defensive positions. /kart/ noun 1. the fourth of eight basic positions from which a parry or attack can be made in fencing
[kwawr-ter] /ˈkwɔr tər/ noun 1. one of the four equal or equivalent parts into which anything is or may be divided: a quarter of an apple; a quarter of a book. 2. a fourth part, especially of one (¼). 3. one fourth of a U.S. or Canadian dollar, equivalent to 25 cents. 4. a coin […]