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The locus described by any point attached to a curve that slips continuously on another fixed curve, the movable curve having no rotation at any instant.

The Deity; God; the Supreme Being. The imperial throne Of Godhead, fixed for ever. Milton.

A kind of spectacles with short, projecting eye tubes, in the front end of which are fixed plain glasses for protecting the eyes from cold, dust, etc.

cd), between which (at ab) the faces of the crystals are placed. These arms turn about a fixed point, which is the center of the graduated circle or semicircle upon which the angle is read off. -- Reflecting goniometer, an instrument for measuring the angles of crystals by determining through what angular space the c…

a of the grain moth. See grain moth, above. -- In grain, of a fast color; deeply seated; fixed; innate; genuine. "Anguish in grain." Herbert.-- To dye in grain, to dye of a fast color by means of the coccus or kermes grain [see Grain, n., 5]; hence, to dye firmly; also, to dye in the wool, or in the raw material. See…

Hence: The habitual course of life, work, or affairs; fixed routine. The gregarious trifling of life in the social groove. J. Morley.

To run aground; to strike the bottom and remain fixed; as, the ship grounded on the bar.

To become attached of fixed; to adhere. Our knees shall kneel till to the ground they grow. Shak. Growing cell, or Growing slide, a device for preserving alive a minute object in water continually renewed, in a manner to permit its growth to be watched under the microscope. -- Grown over, covered with a growth. -- To…

then surveyed Hell and the gulf between. Milton. Between us and you there is a great gulf fixed. Luke xvi. 26.

The act of turning or whirling, as around a fixed center; a circular or spiral motion; motion about an axis; rotation; revolution. The gyrations of an ascending balloon. De Quincey. If a burning coal be nimbly moved round in a circle, with gyrations continually repeated, the whole circle will appear like fire. Sir I. N…

A modification of the gyroscope, consisting essentially of a fly wheel fixed inside a rigid case to which is attached a thin flange of metal for supporting the instrument. It is used in studying the dynamics of rotating bodies.

Fixed or established custom; ordinary course of conduct; practice; usage; hence, prominently, the involuntary tendency or aptitude to perform certain actions which is acquired by their frequent repetition; as, habit is second nature; also, peculiar ways of acting; characteristic forms of behavior. A man of very shy, re…

Fixed by habit; accustomed. [Obs.] So habited he was in sobriety. Fuller.

ving nails, beating metals, and the like, consisting of a head, usually of steel or iron, fixed crosswise to a handle. With busy hammers closing rivets up. Shak.

moves uniformly in the circumference of a circle, and PA is drawn perpendicularly upon a fixed diameter of the circle. This is simple harmonic motion. The combinations, in any way, of two more simple harmonic motions, make other kinds of harmonic motion. The motion of the pendulum bob of a clock is approximately simpl…

Driven to the heart; infixed in the mind. "His heartstruck injuries." Shak.

A piece of leather fixed on the heel of a shoe.

nner that every point of the line shall have a uniform motion in the direction of another fixed straight line, and at the same time a uniform angular motion about it.

with an option of purchase) in which a person hires goods for a specified period and at a fixed rent, with the added condition that if he shall retain the goods for the full period and pay all the installments of rent as they become due the contract shall determine and the title vest absolutely in him, and that if he c…

A curve described by the moving extremity of a line the other end of which is fixed, this line being constantly parallel to the direction of motion of, and having its length constantly proportional to the velocity of, a point moving in any path; -used in investigations respecting central forces.