residual body

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re·sid·u·al bod·y

a cytoplasmic vacuole (lysosome) containing accumulated particulate products of metabolism, for example, lipofuscin.


remaining or left behind.

residual body
an amorphous body formed by the separation of the original tail of the spermatid during its metamorphosis to spermatozoon.
residual spray
insecticide spray for surfaces. Has a residual effect either because of the ingredient or the vehicle. Aimed at killing the larvae that are still to hatch.
residual urine
urine remaining in the bladder after voiding; seen with bladder outlet obstruction and disorders affecting nerves controlling bladder function.