TUMOR n.
, one which does not of itself threaten life, and does not usually tend to recur after extirpation. -- Malignant tumor, a tumor which tends continually to spread, to become generalized in different parts of the body, and to recur after extirpation, and which, if left to itself, causes death.
WOOL n.
to comb wool. (b) A machine for combing wool. -- Wool grass (Bot.), a kind of bulrush (Scirpus Eriophorum) with numerous clustered woolly spikes. -- Wool scribbler. See Woolen scribbler, under Woolen, a. -- Wool sorter's disease (Med.), a disease, resembling malignant pustule, occurring among those who handle the wo…