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entity go
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)
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abstraction, abstract entity go
a general concept formed by extracting common features from specific examples
a general concept formed by extracting common features from specific examples
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effort, attempt, endeavor, endeavour, try go
earnest and conscientious activity intended to do or accomplish something
earnest and conscientious activity intended to do or accomplish something
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assay
a quantitative or qualitative test of a substance (especially an ore or a drug) to determine its components
a quantitative or qualitative test of a substance (especially an ore or a drug) to determine its components
noun.act
4 Subcategories
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enzyme-linked-immunosorbent serologic assay, ELISA go
an assay that relies on an enzymatic conversion reaction and is used to detect the presence of specific substances (such as enzymes or viruses or antibodies or bacteria)
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immunohistochemistry go
an assay that shows specific antigens in tissues by the use of markers that are either fluorescent dyes or enzymes (such as horseradish peroxidase)
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diagnostic test, diagnostic assay go
an assay conducted for diagnostic purposes
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bioassay, bio-assay go
appraisal of the biological activity of a substance by testing its effect on an organism and comparing the result with some agreed standard