biosafety level 1 biosafety level • biosafety level 2 · · · Info · Definitions · Characters · · biosafety level 1 · · Text Common · · Latin · · Scripts 17 · · Length 7 · · Syllables Definitions · · · (noun) exposure only to infectious agents that do not ordinarily cause human disease. Synonyms: biosafety level 1. · · Noun Definition 1 Characters · · space U+0020 1 digit one U+0031 a latin small letter a U+0061 b latin small letter b U+0062 e latin small letter e U+0065 f latin small letter f U+0066 i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074 v latin small letter v U+0076 y latin small letter y U+0079