\Re`tar*da"tion\, n. [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 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.) 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.

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Either way, why do you say that natedowgg's spinal neural signals are deccelerated? I haven't seen him do anything wrong.

"Stephen Wolfram is the creator of Mathematica and is widely regarded as the most important innovator in scientific and technical computing today." - Stephen Wolfram