Col`or*im"e*try (?), n. [See Colorimeter.] 1. The quantitative determination of the depth of color of a substance.
2. A method of quantitative chemical analysis based upon the comparison of the depth of color of a solution with that of a standard liquid.
Colt pistol. (Firearms) A self-loading or semi-automatic pistol with removable magazine in the handle holding seven cartridges. The recoil extracts and ejects the empty cartridge case, and reloads ready for another shot. Called also Browning, ∧ Colt-Browning, pistol.
Colt revolver. (Firearms) A revolver made according to a system using a patented revolving cylinder, holding six cartridges, patented by Samuel Colt, an American inventor, in 1835. With various modifications, it has for many years been the standard for the United States army.
Co*lum"bus Day (?). The 12th day of October, on which day in 1492 Christopher Columbus discovered America, landing on one of the Bahama Islands (probably the one now commonly called Watling Island), and naming it "San Salvador"; -- called also Discovery Day. This day is made a legal holiday in many States of The United States.
Com*bus"tion cham`ber. (Mech.) (a) A space over, or in front of , a boiler furnace where the gases from the fire become more thoroughly mixed and burnt. (b) The clearance space in the cylinder of an internal combustion engine where the charge is compressed and ignited.
Come"-a*long`, n. A gripping device, as for stretching wire, etc., consisting of two jaws so attached to a ring that they are closed by pulling on the ring.
Co*meth"er (?), n. [Prob. dial. pron. of come hither, used in calling cows, etc.] [Dial. or Colloq., Brit.] 1. Matter; affair.