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blank

(blank),
A solution consisting of all of the analytic components except the compound to be measured; this is used to establish a baseline of measurement intensity with which the compound of interest is compared.
[M.E. white, fr. O.Fr. blanc, fr. Germanic]

blank

a solution containing all of the reagents needed for analysis of a substance except the substance tested.

blank

Drug slang
noun A regional street term for any low quality substance of abuse.
 
Lab medicine
noun A negative control specimen used in immunoassays and quality assurance in many lab tests. Blanks are processed in tandem with the test serum or tissue, differing in that a primary antibody is not added in the first step; blanks assure a true negative result, allowing comparison of a possibly positive result with a known negative.
 
Vox populi-UK
verb To deliberately ignore someone, as in “Mark blanked Carole.”

blank

(blangk)
A solution consisting of all the analytic components except the compound to be measured; used to establish a baseline of measurement intensity with which the compound of interest is compared.
[M.E. white, fr. O.Fr. blanc, fr. Germanic]

Blank

If an individual has inherited same HLA antigen from both parents, the HLA typing is designated by the shared HLA antigen followed by a "blank"(—).
References in periodicals archive ?
I knew two or three of the answers as soon as he said them but once you have gone through nine or 10 questions and you don't know the answers your mind does go blank.
To counteract this, get him to let his mind go blank for three minutes and deepen his breathing - from the diaphragm, just above the tummy - which will increase energy flow.
Unless viewers buy a new set or digital decoder their screens will go blank.
But they argue the only way it will take off is to set a date for Britain's 32 million analogue sets to go blank.