No observable effect | definition of no observable effect by Medical dictionary
no observable effect
no observable effect Environment adjective Referring to a lack of observable changes associated with a potentially dangerous or toxic chemical. See Bounty hunter provision, No significant risk, Proposition 65.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
References in periodicals archive
(2002) was termed a no observable effect
level (NOEL) by the National Research Council (NRC 2005).
An addition of a eutectic modifier had no observable effect
on the X-ray rating.
Even the fact that the Rota overturned over 90% of the appeals made to it from the United States has had no observable effect
The next lower dose of chlordecone tested, 0.1 mg per pellet (or about 0.04 mg/kg/day), might be considered a no observable effect
level (NOEL) from this experiment.