Simple past tense and past participle of weaponise.(verb)
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Use "weaponised" in a sentence
"To be effective as a mass biological weapon, he says the spores have to be precision-milled so they are fine enough to penetrate the alveoli of the human lung, a technique the United States mastered in the 1950s when they "weaponised" anthrax very effectively."
"As has been the case with previous military enthusiasm for such ventures, this new level of funding is likely to cause additional concern that social science will become 'weaponised' and distort a field that has traditionally had a commitment to a 'do no harm' policy."
"She said that while it was believed Iraq scientists were working in chemical and biological laboratories, there were doubts over whether they could have "weaponised" the substances."