Rigi
noun
1.
a mountain in central Switzerland, near the Lake of Lucerne. 5906 feet (1800 meters).
noun
1.
a mountain in the Alps of N central Switzerland, between Lakes Lucerne, Zug, and Lauerz
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adjective 1. stiff or unyielding; not pliant or flexible; hard: a rigid strip of metal. 2. firmly fixed or set. 3. inflexible, strict, or severe: a rigid disciplinarian; rigid rules of social behavior. 4. exacting; thorough; rigorous: a rigid examination. 5. so as to meet precise standards; stringent: lenses ground to rigid specifications. 6. Mechanics. […]
- Rigid designator
noun 1. (logic) an expression that identifies the same individual in every possible world: for example, “Shakespeare” is a rigid designator since it is possible that Shakespeare might not have been a playwright but not that he might not have been Shakespeare
- Rigid-frame
noun 1. (in iron, steel, and reinforced-concrete construction) a bent having absolutely rigid connections at the knees.
- Rigidify
verb (used with or without object), rigidified, rigidifying. 1. to make or become rigid. verb -fies, -fying, -fied 1. to make or become rigid
- Rigidity
adjective 1. stiff or unyielding; not pliant or flexible; hard: a rigid strip of metal. 2. firmly fixed or set. 3. inflexible, strict, or severe: a rigid disciplinarian; rigid rules of social behavior. 4. exacting; thorough; rigorous: a rigid examination. 5. so as to meet precise standards; stringent: lenses ground to rigid specifications. 6. Mechanics. […]