Up-quark
noun, Physics.
1.
the quark having electric charge 2/3 times the elementary charge and strangeness and charm equal to 0.
up quark
(ŭp)
A quark with a charge of +2/3. Its mass is approximately 10 times the electron mass and is the least mass of all quarks. See Table at subatomic particle.
Read Also:
- Upr
UPR user preferred routing
- Upraise
verb (used with object), upraised, upraising. 1. to raise up; lift or elevate. 2. to raise from a depressed or dejected humor; cheer. verb (transitive) 1. (mainly literary) to lift up; elevate 2. (archaic) to praise; exalt
- Uprate
verb (used with object), uprated, uprating. 1. to raise in rate, power, size, classification, etc.; upgrade: to uprate a rocket engine. verb 1. raise the value, rate, or size of, upgrade 2. (photog) to increase the effective speed of (a film) by underexposing, usually up to two stops, and subsequently overdeveloping (pushing the processing)
- Uprear
verb (used with object) 1. to raise up; lift: The horse upreared its head and whinnied. 2. to build; erect: to uprear a monument in stone. 3. to elevate the dignity of; exalt: God upreared Abraham by making him the father of many nations. 4. to bring up; rear: to uprear children in a good […]
- Upright
adjective 1. erect or vertical, as in position or posture. 2. raised or directed vertically or upward. 3. adhering to rectitude; righteous, honest, or just: an upright person. 4. being in accord with what is right: upright dealings. noun 5. the state of being upright or vertical. 6. something standing erect or vertical, as a […]