retardation
n. சுணக்கம், தாமதம், வேகக்குறைப்பு, இயல்பான அல்லது கணக்கிட்ட நேரத்திற்குப்பின் நிகழ்வு, காலந்தாழ்த்து வந்துசேருதல்.
Re`tar*da"tion, n. Etym: [L. retardatio: cf. F. retardation.] 1. The act of retarding; hindrance; the act of delaying; as, the retardation of the motion of a ship; -- opposed to Ant: acceleration. The retardations of our fluent motion. De Quinsey. 2. That which retards; an obstacle; an obstruction. Hills, sloughs, and other terrestrial retardations. Sir W. Scott. 3. (Mus.) Defn: The keeping back of an approaching consonant chord by prolonging one or more tones of a previous chord into the intermediate chord which follows; -- differing from suspension by resolving upwards instead of downwards. 4. The extent to which anything is retarded; the amount of retarding or delay. Retardation of the tide. (a) The lunitidal interval, or the hour angle of the moon at the time of high tide any port; the interval between the transit of the moon and the time of high tide next following. (b) The age of the tide; the retard of the tide. See under Retard, n.