Ruled surface
Rule Rule, n. [Webster 1913 Suppl.]

Syn: regulation; law; precept; maxim; guide; canon; order; method; direction; control; government; sway; empire. [1913 Webster] Rule Rule, v. t. [imp. & p. p. {Ruled}; p. pr. & vb. n. {Ruling}.] [Cf. OF. riuler, ruiler, L. regulare. See {Rule}, n., and cf. {Regulate}.] 1. To control the will and actions of; to exercise authority or dominion over; to govern; to manage. --Chaucer. [1913 Webster]

A bishop then must be blameless; . . . one that ruleth well his own house, having his children in subjection. --1 Tim. iii. 2, 4. [1913 Webster]

2. To control or direct by influence, counsel, or persuasion; to guide; -- used chiefly in the passive. [1913 Webster]

I think she will be ruled In all respects by me. --Shak. [1913 Webster]

3. To establish or settle by, or as by, a rule; to fix by universal or general consent, or by common practice. [1913 Webster]

That's are ruled case with the schoolmen. --Atterbury. [1913 Webster]

4. (Law) To require or command by rule; to give as a direction or order of court. [1913 Webster]

5. To mark with lines made with a pen, pencil, etc., guided by a rule or ruler; to print or mark with lines by means of a rule or other contrivance effecting a similar result; as, to rule a sheet of paper of a blank book. [1913 Webster]

{Ruled surface} (Geom.), any surface that may be described by a straight line moving according to a given law; -- called also a {scroll}. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • ruled surface — n. Geom. a surface that is the locus of all points on a moving straight line, as a plane, cone, etc …   English World dictionary

  • Ruled surface — A hyperboloid of one sheet is a doubly ruled surface: it can be generated by either of two families of straight lines. In geometry, a surface S is ruled if through every point of S there is a straight line that lies on S. The most familiar… …   Wikipedia

  • ruled surface — noun mathematics : a surface generated by a moving straight line * * * Geom. a surface that can be generated by a straight line, as a cylinder or cone. [1860 65] * * * ruled surface «roold», Geometry. a surface generated by the motion of a… …   Useful english dictionary

  • ruled surface — noun Date: 1862 a surface generated by a moving straight line with the result that through every point on the surface a line can be drawn lying wholly in the surface …   New Collegiate Dictionary

  • ruled surface — Geom. a surface that can be generated by a straight line, as a cylinder or cone. [1860 65] * * * …   Universalium

  • doubly ruled surface — noun mathematics : a ruled surface with two systems of rulings or generators; specifically : a quadric surface …   Useful english dictionary

  • Ruled — Rule Rule, n. [Webster 1913 Suppl.] Syn: regulation; law; precept; maxim; guide; canon; order; method; direction; control; government; sway; empire. [1913 Webster] Rule Rule, v. t. [imp. & p. p. {Ruled}; p. pr. & vb. n. {Ruling}.] [Cf. OF. riuler …   The Collaborative International Dictionary of English

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