booster /boost·er/ (bldbomacst´er) see under dose.
booster
boost·er (b  st r)n. An additional dose of an immunizing agent, such as a vaccine or toxoid, given at a time after the initial dose to sustain the immune response elicited by the previous dose of the same agent. Also called booster dose, booster shot. |
booster
Booster dose Immunology The deliberate re-exposure of an individual to an antigen as a means of inducing a 2º immune response months to yrs after a primary response to a vaccine or other antigen. See Immune.
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