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Today's Terms
Abutment
Definition:
The lateral supporting structure of an arch, bridge or similar pressure; that part of a pier or wall from which an arch springs, specifically the support at either end of an arch, beam or bridge; that part of a structure which takes the thrust of a beam, arch, vault, truss or girder; the part of a bridge that supports the end of the span and prevents the bank from sliding under it; a foundation that carries gravity and also thrust loads.
Negligence
Definition:
Failure to use that degree of care, which an ordinary person of reasonable prudence would use under the given or similar circumstances
Acute Exposure
Definition:
A single exposure to a toxic substance, which results in severe biological harm or death. Acute exposures are usually characterized as lasting no longer than a day, as compared to longer, continuing exposure over a period of time.
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