weak force


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Related to weak force: strong force

weak force

n.
The force that arises from the weak interaction of quarks and leptons.

weak′ force′


n.
a force between elementary particles that causes certain processes that take place with low probability, as radioactive beta-decay and collisions between neutrinos and other particles.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.weak force - (physics) an interaction between elementary particles involving neutrinos or antineutrinos that is responsible for certain kinds of radioactive decay; mediated by intermediate vector bosons
natural philosophy, physics - the science of matter and energy and their interactions; "his favorite subject was physics"
fundamental interaction, interaction - (physics) the transfer of energy between elementary particles or between an elementary particle and a field or between fields; mediated by gauge bosons
References in periodicals archive ?
Value (like gravity in physics) is a weak force in the short term, but very, very persistent -- so it can eventually work its way around the stronger coincident behavioral forces," he explained.
There are four fundamental forces in the universe - the strong force, the weak force, the electromagnetic force and the gravitational force.
Four fundamental forces (Electromagnetic, Weak, Strong and Gravity) acting through corresponding quantum particles known as gauge bosons (photon for electromagnetic, W and Z particles for weak force, gluon for strong force and yet to be discovered illusive graviton for the force of gravity) together are the cause of actions that shape and govern the universe.
Dark matter could interact only via gravity, not via the weak force or any other force.
The PAF may be a weaker force but it is NOT a weak force.
The Ugandan President who is fond of the military also said the Al-Shabb is a weak force.
the electro-magnetic force, the strong force keeping proton and neutron together in the nucleus of an atom, the weak force responsible for the decay of subatomic particles and the gravitational force between the various planets and stars in the universe.
Research objectives and contents The project is to measure the mass of the W boson, the charged mediator of the weak force, and to study its couplings.
With winter approaching and supplies diminishing, McClure had but a weak force of about 100 men comprised of regular infantry, New York state militia and Canadian Volunteers soldiers under his command.
Not that Elizabeth in this production was a weak force.
The only other time this union existed, scientists believe, was seconds after the Big Bang birth of the universe, at the instant just before the electromagnetic and weak force split up and went their separate ways, to become the two distinct fundamental forces physicists know of today.
He reveals why a relatively weak force dictates the Earth's orbit around the sun - as well as the solar system's movement through the galaxy.