Simple past tense and past participle of immunise.(verb)
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Use "immunised" in a sentence
"A so-called immunised partnership would allow airlines to work closely on pricing and scheduling to boost revenues and cut costs."
""immunised" by habituation for every distinct kind of poison."
"Sexual health specialists want all 12- and 13-year-old girls to be immunised against genital warts at the same time as they get a jab protecting them against cervical cancer."