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tion of fitting bushes, or linings, into holes or places where wear is to be received, or friction diminished, as pivot holes, etc.

The audible friction of voice consonants. H. Sweet.

g and thickening of the skin or bark of a part, eps. as a result of continued pressure or friction.

mount of heat contained in bodies or developed by some mechanical or chemical process, as friction, chemical combination, combustion, etc.

To ecxite heat in by friction; to rub in order to stimulate and make warm. To rub her temples, and to chafe her skin. Spenser.

The act of rubbing, or wearing by friction; making by rubbing. Chafing dish, a dish or vessel for cooking on the table, or for keeping food warm, either by coals, by a lamp, or by hot water; a portable grate for coals. -- Chafing gear (Naut.), any material used to protect sails, rigging, or the like, at points where t…

o temperature, length, volume, etc.; as, the coefficient of expansion; the coefficient of friction. Arbitrary coefficient (Math.), a literal coefficient placed arbitrarily in an algebraic, expression, the value of the coefficient being afterwards determined by the conditions of the problem.

A friction clutch with conical bearing surfaces.

A rubbing together; friction. [Obs.] Bacon.

The act of grinding or ribbing to powder; attrition; friction; rubbing. [Obs.] The breaking of their parts into less parts by contrition. Sir I. Newton.

A thickening of the epidermis at some point, esp. on the toees, by friction or pressure. It is usually painful and troublesome. Welkome, gentlemen! Ladies that have their toes Unplagued with corns, will have a bout with you. Shak.

To make a prolonged sharp grating or ssqueaking sound, as by the friction of hard substances; as, shoes creak. The creaking locusts with my voice conspire. Dryden. Doors upon their hinges creaked. Tennyson.

A friction clutch in which the gripping surfaces are disks or more or less resemble disks.

e. Dissipative system (Mech.), an assumed system of matter and motions in which forces of friction and resistances of other kinds are introduced without regard to the heat or other molecular actions which they generate; -- opposed to conservative system.

g force acts, when the latter has the direction best adapted to overcome the obstacles of friction and the weight of the body. -- Black draught. See under Black, a. -- Blast draught, or Forced draught, the draught produced by a blower, as by blowing in air beneath a fire or drawing out the gases from above it. -- Na…

trical, machine, an apparatus for generating, collecting, or exciting, electricity, as by friction. -- Electric motor. See Electro-motor,

ectricity that appears at the positive pole or anode of a battery, or that is produced by friction of glass; -- called also vitreous electricity.

Applied to the skin without friction; -- said of medicines.

. Epidermic administration of medicine (Med.), the application of medicine to the skin by friction.

person, the spirits, the passions; to excite a mutiny or insurrection; to excite heat by friction.