<B>colcothar, </B>noun.<DL COMPACT><DD> a brownish-red oxide of iron which remains after heating ferrous sulfate, used as a polishing agent and as coloring matter; jewelers' rouge. </DL>
<A NAME="cold">
<B>cold, </B>adjective, adverb, noun.<DL COMPACT><DD><I>adj. </I> <B>1. </B>much less warm than the human body. <BR> <I>Ex. Snow and ice are cold.</I> <DD><B> 2. </B>less warm than usual; having a relatively low temperature; having lost heat. <BR> <I>Ex. a lunch of cold chicken. This coffee is cold.</I> <DD><B> 3. </B>uncomfortable from lack of heat; feeling cold or chilly. <BR> <I>Ex. Put a sweater on or you will be complaining that you are cold.</I> <DD><B> 4. </B>(Figurative.) not kind and cheerful; unfriendly. <BR> <I>Ex. The rude boy got a cold greeting.</I> (SYN) aloof. <DD><B> 5. </B>(Figurative.) lacking in feeling, passion, or enthusiasm; indifferent. <BR> <I>Ex. The selfish old miser had a cold nature.</I> (SYN) unresponsive, apathetic. <DD><B> 6. </B>(Figurative.) free from personal feeling; unprejudiced. <BR> <I>Ex. the cold facts. The judge made a cold evaluation of the evidence.</I> <DD><B> 7. </B>(Figurative.) depressing; gloomy; chilling. <BR> <I>Ex. He had a cold realization that his car was out of gas on the lonely road.</I> (SYN) discouraging, dispiriting. <DD><B> 8. </B>not warmed up; unprepared. <BR> <I>Ex. He was sent into the game cold.</I> <DD><B> 9. </B>faint; weak. <BR> <I>Ex. The hunting dogs lost the cold scent of the fox.</I> <DD><B> 10. </B>far from the object or solution sought (from games such as "I Spy" and "Hide the Thimble"). <BR> <I>Ex. You are getting colder all the time.</I> <DD><B> 11. </B>suggesting coolness. Blue, green, and gray are called cold colors (red and yellow are warm colors). <DD><B> 12a. </B>(Slang.) unconscious. <BR> <I>Ex. He was knocked cold by a punch to the jaw.</I> <DD><B> b. </B>dead. <BR> <I>Ex. The soldier lay cold on the battlefield.</I> <DD><I>adv. </I> (Especially U.S. Informal.) <B>1. </B>completely; entirely. <BR> <I>Ex. The attack was stopped cold. He knows the facts cold.</I> <DD><B> 2. </B>without warning; suddenly; abruptly. <BR> <I>Ex. The bad news hit us cold. He quit the job cold.</I> <DD><I>noun </I> <B>1a. </B>the condition of being cold; lack of heat or warmth; low temperature; coldness. <BR> <I>Ex. The cold in the mountains is easy to bear because the air is usually dry.</I> <DD><B> b. </B>cold weather. <BR> <I>Ex. The old man, without a coat, stood shivering in the cold.</I> <DD><B> 2. </B>the sensation or condition produced by a rapid loss of heat from the body. <BR> <I>Ex. the mother and infant ... perishing with cold (Sir Walter Scott).</I> <DD><B> 3. </B>(Figurative.) a lack of enthusiasm, passion, or feeling. <BR> <I>Ex. the bitter cold of human indifference.</I> <DD><B> 4a. </B>a common sickness that causes running at the nose, sore throat, sneezing, and sometimes chills and fever; common cold; coryza. It is caused by viruses which attack the mucous membranes. <BR> <I>Ex. Colds do not strike unless the human body has reached the point where lowered resistance gives the cold virus the green light (Newsweek).</I> <DD><B> b. </B>any indisposition of the body caused by exposure to cold, characterized by coughing, hoarseness, sneezing, and other symptoms of the cold caused by virus. <BR><I>expr. <B>catch</B> (or <B>take</B>) <B>cold,</B> </I>to become sick with a cold. <BR> <I>Ex. Naturally, a mother and father don't begin to worry about their youngster ... the minute he catches cold (Sidonie M. Gruenberg).</I> <BR><I>expr. <B>in cold blood.</B> </I>See under <B>blood.</B> <BR><I>expr. <B>in</B> (or <B>out in</B>) <B>the cold,</B> </I>all alone; neglected; not taking part. <BR> <I>Ex. When the others played games, he was always left out in the cold.</I> <BR><I>expr. <B>pour</B> (or <B>throw</B> or <B>dash</B>) <B>cold water on.</B> </I>See under <B>water.</B> adv. <B>coldly.</B> noun <B>coldness.</B> </DL>
<A NAME="coldbarsuit">
<B>coldbar suit,</B><DL COMPACT><DD> an insulated plastic suit for use as a uniform by soldiers in cold and wet climates. </DL>
<A NAME="coldblooded">
<B>cold-blooded, </B>adjective.<DL COMPACT><DD><B> 1a. </B>having blood that is about the same temperature as the air or water around the animal. The blood of such animals is colder in the winter than in the summer. Snakes and turtles are cold-blooded; dogs are warm-blooded. <DD><B> b. </B>feeling the cold because of poor circulation. <BR> <I>Ex. The old couple was cold-blooded and kept their house terribly hot.</I> <DD><B> 2. </B>(Figurative.) lacking in feeling; cruel. <BR> <I>Ex. The cold-blooded pirate sold all his captives into slavery.</I> <DD><B> 3. </B>(Figurative.) without emotion or interest; unimpassioned. <BR> <I>Ex. He gave a cold-blooded account of the accident.</I> adv. <B>cold-bloodedly.</B> noun <B>cold-bloodedness.</B> </DL>
<A NAME="coldcash">
<B>cold cash,</B><DL COMPACT><DD> (Informal.) ready money, as opposed to credit. <BR> <I>Ex. These firms get their payment in the form of surplus cotton instead of cold cash (Wall Street Journal).</I> </DL>
<A NAME="coldcathode">
<B>cold cathode,</B><DL COMPACT><DD> a cathode that emits charged particles by such means as photoemission or secondary emission, functioning without the application of heat. </DL>
<A NAME="coldchisel">
<B>cold chisel,</B><DL COMPACT><DD> a strong chisel of highly tempered steel for cutting cold metal. </DL>
<A NAME="coldcomfort">
<B>cold comfort,</B><DL COMPACT><DD> small comfort; something that gives very little encouragement, cheer, or consolation. </DL>
<A NAME="coldcream">
<B>cold cream,</B><DL COMPACT><DD> a creamy, soothing salve for softening or cleansing the skin. </DL>
<A NAME="coldcuts">
<B>cold cuts,</B><DL COMPACT><DD> slices of cooked, smoked, or otherwise prepared meat, such as salami, corned beef, tongue, ham, and bologna, served cold. <BR> <I>Ex. Where you find ... workers who want lunches that give them the quick energy from meat protein and fat you find cold cuts in lunch boxes (Harper's).</I> </DL>
<A NAME="colddesert">
<B>cold desert,</B><DL COMPACT><DD><B> 1. </B>a place where it is too cold for most plants to grow. <DD><B> 2. </B><B>=tundra.</B> </DL>
<A NAME="colddraw">
<B>cold-draw, </B>transitive verb, <B>-drew,</B> <B>-drawn,</B> <B>-drawing.</B><DL COMPACT><DD> to draw (a metal) without the use or application of heat. <BR> <I>Ex. The new process means that any size of wire can be electroplated with copper in a continuous process, then cold-drawn to desired sizes (Wall Street Journal).</I> </DL>
<A NAME="coldduck">
<B>Cold Duck,</B><DL COMPACT><DD> (U.S.) an inexpensive mixture of sparkling Burgundy and champagne. </DL>
<A NAME="coldextrusion">
<B>cold extrusion,</B><DL COMPACT><DD> the process of extruding metal through cold plates of a die. </DL>
<A NAME="coldeyed">
<B>cold-eyed, </B>adjective.<DL COMPACT><DD><B> 1. </B>having eyes that express or suggest coldness, indifference, or apathy. <DD><B> 2. </B>without emotion or interest; unimpassioned; cool. <BR> <I>Ex. He does characteristically look at things two ways, as a susceptible romantic and as a cold-eyed realist always inquiring after facts and causes (Atlantic).</I> </DL>
<A NAME="coldfeet">
<B>cold feet,</B><DL COMPACT><DD> (Informal.) lack of confidence; timidity; fright. <BR> <I>Ex. I've got some new clothes now ... I bought 'em off a tenderfoot with cold feet (Rex Beach).</I> <BR><I>expr. <B>have</B> (or <B>get</B>) <B>cold feet,</B> </I>to lose confidence; become timid. <BR> <I>Ex. Lenin leaped at the idea ... but nobody else wanted to risk it. Martov himself got cold feet, and it was Lenin who put the scheme through (Edmund Wilson).</I> </DL>
<A NAME="coldfish">
<B>cold fish,</B><DL COMPACT><DD> (Slang.) a person lacking in warmth,passion, or enthusiasm; an unfriendly individual. <BR> <I>Ex. He strikes us as a pretty cold fish ... ; perhaps he just doesn't see how things look from our point of view (Manchester Guardian Weekly).</I> </DL>
<A NAME="coldframe">
<B>cold frame,</B> or <B>coldframe, </B>noun.<DL COMPACT><DD> a frame with a top of glass, plastic, burlap, or the like, and no artificial heat, used out of doors to protect young or tender plants from the cold. <BR> <I>Ex. Prepare soil in a cold frame and sprinkle seed in rows, or sow seed in a pot that is kept in the frame (New York Times).</I> </DL>
<A NAME="coldfront">
<B>cold front,</B><DL COMPACT><DD> the advancing edge of a cold air mass as it overtakes, passes under, and replaces a warmer one. <BR> <I>Ex. Tornadoes usually form along a cold front (James E. Miller).</I> </DL>
<A NAME="coldfusion">
<B>cold fusion,</B><DL COMPACT><DD> the fusion of the nuclei of hydrogen atoms at normal temperature, resulting in a release of heat energy, attempted in various experiments, especially one in which an electric current is passed between two electrodes immersed in heavy water at room temperature. </DL>
<A NAME="coldhammer">
<B>cold-hammer, </B>transitive verb.<DL COMPACT><DD> to hammer (iron or other metal) when cold; shape (a metal) by beating without first applying heat. <BR> <I>Ex. Indians living near the rich copper deposits of upper Michigan may have been the first humans to cold-hammer copper into tools (Beals and Hoijer).</I> </DL>
<A NAME="coldheading">
<B>cold heading,</B><DL COMPACT><DD> riveting with soft iron rivets shaped and closed while cold. It is used on aluminum wing and body surfaces of airplanes. </DL>
<B>coldish, </B>adjective.<DL COMPACT><DD> rather cold; somewhat cold. <BR> <I>Ex. ... a dark misty night, and coldish (Samuel Richardson).</I> </DL>
<A NAME="coldlight">
<B>cold light,</B><DL COMPACT><DD> light produced below the temperature of incandescence. Phosphorescence and fluorescence are examples of cold light. </DL>
<A NAME="coldmold">
<B>cold mold,</B><DL COMPACT><DD> a method of molding plastics by pressing resin into an unheated mold. </DL>
<A NAME="coldmooner">
<B>cold mooner,</B><DL COMPACT><DD> a person who believes that there is no volcanic activity in the moon's core. </DL>
<A NAME="coldpack">
<B>cold pack,</B><DL COMPACT><DD><B> 1. </B>something cold, such as a folded towel wrung out of cold water, put on the body for medical purposes. <DD><B> 2. </B>a method of canning in which fruits or vegetables are put in jars or cans without cooking and then processed in boiling water or a pressure cooker to insure sterilization. </DL>
<A NAME="coldpack">
<B>cold-pack, </B>transitive verb.<DL COMPACT><DD><B> 1. </B>to put a cold pack on. <DD><B> 2. </B>to can (fruits or vegetables) by cold pack. </DL>
