VACCIN
\vˈaksɪn], \vˈaksɪn], \v_ˈa_k_s_ɪ_n]\
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Any material for preventive inoculation.
By Willam Alexander Newman Dorland
Word of the day
Breus mole
- An aborted which fetal surface placenta presents numerous hematomata, there absence blood-vessels in the chorion, and ovum is much smaller than it should be according to duration of pregnancy.