Ruled-surface
noun, Geometry.
1.
a surface that can be generated by a straight line, as a cylinder or cone.
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- Rule-joint
noun 1. (in carpentry and joinery) a joint between two hinged pieces, as between the center and end leaves of a table, consisting of a quarter round and fillet fitting against a cove and fillet. 2. a pivoted joint between two strips of wood placed end to end, as in a carpenter’s folding rule.
- Ruleless
adjective 1. being without rule or law.
- Rule of bigeminy
rule of bigeminy n. A rule stating that a ventricular premature heartbeat will follow the heartbeat that terminates a long cardiac cycle.
- Rule-of-eleven
noun, Bridge, Whist. 1. the rule that when a player leads his or her fourth-highest card in any suit its numerical value subtracted from eleven gives the number of higher cards of that suit held by the other players.
- Rule-of-engagement
noun, plural rules of engagement. 1. a directive issued by a military authority controlling the use and degree of force, especially specifying circumstances and limitations for engaging in combat.