Minimal lethal dose


minimal lethal dose n.

Abbr. MLD, mld The smallest quantity of a toxic substance or infectious agent that is found to be lethal.

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  • Minimally

    [min-uh-muh l] /ˈmɪn ə məl/ adjective 1. constituting a : a minimal mode of transportation. 2. barely adequate or the least possible: minimal care. /ˈmɪnɪməl/ adjective 1. of the least possible; minimum or smallest adv. 1894, from minimal + -ly (2). adj. “smallest, least,” 1660s, from Latin minimus (see minim) + -al (1).

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    adjective 1. (of medical treatments or procedures) requiring only a small incision or the insertion of an instrument into a body cavity; involving minimal damage of body tissue: minimally invasive endoscopy. adjective 1. (of surgery) involving as little incision into the body as possible, through the use of techniques such as keyhole surgery and laser […]

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  • Minimal reacting dose

    minimal reacting dose n. Abbr. MRD, mrd The smallest quantity of a toxic substance causing a reaction.


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