A boundary or end. [L. limes, boundary]
- critical l. the upper or lower boundary of a laboratory test result that indicates a life-threatening value.
- elastic l. the greatest stress to which a material may be subjected and still be capable of returning to its original dimensions when the forces are released.
- Hayflick l. the l. of human cell division in subcultures; such cells typically divide only about 50 times before dying out.
- permissible exposure l. an occupational health standard to safeguard workers against dangerous contaminants in the workplace.
- proportional l. the greatest stress that a material is capable of sustaining without any deviation from proportionality of stress to strain (Hooke law).
- short-term exposure l. (STEL) the maximum concentration of a chemical to which workers may be exposed continuously for up to 15 minutes without danger to health or work efficiency and safety.
- tolerance limits specified performance limits for allowable error for a test; the limits selected should depend on both the effect of the error on the clinical significance of a test and on what is technically achievable.
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Laboratory for Integrated Medical Interface Technology; Leicester Intravenous Magnesium Intervention Trial
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lim·it (limґit) [L. limes boundary] a boundary, as one that confines.Medical dictionary. 2011.