s/a1820861

Information
has gloss	(adjective) not indicating the presence of microorganisms or disease or a specific condition; "the HIV test was negative" disconfirming, negative
lexicalization	eng: disconfirming
lexicalization	eng: negative

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has category	(noun) the branches of medical science that deal with nonsurgical techniques medicine, medical specialty
opposite	(adjective) indicating existence or presence of a suspected condition or pathogen; "a positive pregnancy test" confirming, positive
similar	(adjective) (of bacteria) being of or relating to a bacterium that does not retain the violet stain used in Gram's method Gram-negative