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An object, usually of hard plastic or some other material permitting sterilization, which is sucked by a nursing infant for solace.
[pacify, fr. M.E. pacifien, pacify, fr. O.Fr., fr. L. pacificare, to pacify, + -er]
Etymology: L, pacificare, to bring peace
1 an agent that soothes or comforts.
2 a nipple-shaped object used by infants and children for sucking. The safest pacifiers are constructed in one piece, are large enough that only the nipple fits into the mouth, and have a handle that can be easily grasped. The American Academy of Pediatrics recommends waiting to introduce a pacifier until a baby is 1 month old and breastfeeding is well established.
A nipple, usually made of a synthetic material, , provided for infants to satisfy their need to suck.