This word is acceptable for play in the US dictionary that is being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. Any of several techniques used to ensure that biohazards are contained within a laboratory and not allowed to escape into the environment

n. The modification of an organism's genetic material in order to restrict its ability to reproduce outside of a laboratory

"A: BSL labs are biocontainment facilities designed for research, development, testing and evaluation (RDT&E) activities involving specific pathogens (germs), exposure to which would be hazardous to lab workers as well as the “outside environment.”"