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Harmful; doing damage; pernicious. Shak. -- Scath"ful*ness, n.

of strontium produced by certain nuclear reactions, and constituting one of the prominent harmful components of radioactive fallout from nuclear explosions; also called radiostrontium. It has a half-life of 28 years.

cases where the association is advantageous, or often necessary, to one or both, and not harmful to either. When there is bodily union (in extreme cases so close that the two form practically a single body, as in the union of algæ and fungi to form lichens, and in the inclusion of algæ in radiolarians) it is called co…

Full of teen; harmful; grievous; grieving; afflicted. [Obs.] Piers Plowman.

standard, implying a defect of natural character, or the result of training and habits; a harmful custom; immorality; depravity; wickedness; as, a life of vice; the vice of intemperance. I do confess the vices of my blood. Shak. Ungoverned appetite . . . a brutish vice. Milton. When vice prevails, and impious men bear…