Meanings of bioweapon research in English

They have some in vaults, probably some in some bioweapon research facilities, but that's it.

Dom knew Marcus's father had visited Vectes when it was a bioweapons research facility, and so did Marcus.

Oh, and they were instrumental in the deaths of a number of microbiologists, who were working on bioweapons research.

The Centers for Disease Control has suspended bioweapons research at Texas A&M University, after the school failed to report four workers' exposure to biological agents.