com·mo·tion
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com|punc|tion — «kuhm PUHNGK shuhn», noun. 1. uneasiness of the mind because of wrongdoing; pricking of the conscience; regret; remorse: »He had no compunction about having eaten up a whole box of cookies. …a remorse and compunction for former sins (John Donne) … Useful english dictionary
com|bus|tion — «kuhm BUHS chuhn», noun. 1. the act or process of burning; consumption or destruction by fire. Many houses are heated by combustion of coal, oil, or gas. »The explosion in the coal mine was caused by the combustion of gases. 2. Chemistry. a)… … Useful english dictionary
com|mo|tion — «kuh MOH shuhn», noun. 1. bustle or stir; confusion: »the commotion of the market place. That perpetual contest for wealth which keeps the world in commotion (Samuel Johnson). SYNONYM(S): ferment. 2. public disturbance; rising; tumult: »The crowd … Useful english dictionary
com|mo|tion|al — «kuh MOH shuh nuhl», adjective. of or having to do with commotion … Useful english dictionary
com|pac|tion — «kuhm PAK shuhn», noun. 1. the act of making compact; compression. 2. the state of being compact. 3. Geology. a) the pressing together of rocks, sediment, or detritus to form a hard mass or stratum: »Eventual compaction of such ooze results in… … Useful english dictionary
com|ple|tion — «kuhm PLEE shuhn», noun. 1. the act of completing; finishing: »After the completion of the job, the workmen went home. 2. the condition of being completed: »The work is near completion … Useful english dictionary
com|punc´tion|less — com|punc|tion «kuhm PUHNGK shuhn», noun. 1. uneasiness of the mind because of wrongdoing; pricking of the conscience; regret; remorse: »He had no compunction about having eaten up a whole box of cookies. …a remorse and compunction for former sins … Useful english dictionary
com·bus·tion — /kəmˈbʌsʧən/ noun [noncount] technical 1 : the act of burning Combustion may occur at high temperatures. see also ↑spontaneous combustion 2 technical : a chemical reaction that occurs when oxygen combines with other substances to produce heat and … Useful english dictionary
com·punc·tion — /kəmˈpʌŋkʃən/ noun, pl tions : a feeling of guilt or regret : ↑remorse [noncount] a brutal murderer who killed without compunction He feels/has no compunction about his crimes. [count] (chiefly US) He has no compunctions about his crimes … Useful english dictionary
ex|ter|nal-com|bus|tion engine — «ehk STUR nuhl kuhm BUHS chuhn», an engine in which the pressure is produced by fuel ignited outside the cylinder, as a steam engine … Useful english dictionary
