adjective see: know Date: 1949 of, relating to, living in, or being a controlled environment containing one or a few kinds of organisms, ~ally adverb
GNOTOBIOTIC
Meaning of GNOTOBIOTIC in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012