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vaccinatory

ˈvaccinatory, a. rare.
  [f. vaccinate v.]
  Used for, connected with, vaccination; vaccine.

1828 Blackw. Mag. XXIV. 834 Quassia might be distributed gratis at Apothecary's Hall, as vaccinatory matter is at the Cow-pox Hospital. 1880 Daily News 25 May 5/7 Pus just as efficacious for vaccinatory purposes as the lymph habitually used.

Oxford English Dictionary

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