| conservation of parity | |
| —n | |
| the principle that the parity of the total wave function describing a system of elementary particles is conserved. In fact it is not conserved in weak interactions | |
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| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| conservation of parity | |
noun | |
| (physics) parity is conserved in a universe in which the laws of physics are the same in a right-handed system of coordinates as in a left-handed system [syn: parity] |