n 1 : the third letter of the Greek alphabet - symbol G or g 2 : a unit of magnetic flux density equal to one nanotesla 3 : GAMMA RAY - usu. used as the attributive form of gamma ray < counter> 4 : MICROGRAM 1
or g- adj 1 : of or relating to one of three or more closely related chemical substances <the gamma chain of hemoglobin> <g-yohimbine> - used somewhat arbitrarily to specify ordinal relationship or a particular physical form and esp. one that is allotropic, isomeric, or stereoisomeric (as in gamma benzene hexachloride) 2 : third in position in the structure of an organic molecule from a particular group or atom : also : occurring at or having a structure characterized by such a position <g-hydroxy acids> 3 of streptococci : producing no hemolysis on blood agar plates .
Similar sounding terms: cm or Cm or CM CMA co·ma gm
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