not contaminated; gnotobiotic: said esp. of a culture medium devoid of all living organisms except those of a single species
Origin:
< a- + xen(o)- + -ic
See axenic in American Heritage Dictionary 4
adjective
Not contaminated by or associated with any other living organisms. Usually used in reference to pure cultures of microorganisms that are completely free of the presence of other organisms.
Origin:
Origin: a-1
Origin: + Greek xenikos, foreign (from xenos, stranger; see ghos-ti- in Indo-European roots)