gram-negative

== English == === Alternative forms === Gram-negative (Note: The form with capital G is the only form given in the American Heritage Dictionary. "Gram" is actually a proper name.) === Adjective === gram-negative (not comparable) (medicine, of a bacterium) that is not stained violet by Gram's method ==== Antonyms ==== gram-positive ==== Translations ==== === See also === diderm == Italian == === Adjective === gram-negative feminine plural of gram-negativo