The Collaborative International Dictionary of English v.0.48:

Pediatric \Ped`i*at"ric\ (p[e^]d`[i^]*[a^]t"r[i^]k or
   p[=e]d`[i^]*[a^]t"r[i^]k), a. [Gr. pai^s, paido`s, child +
   'iatrei`a healing.] (Med.)
   Pertaining to the care and medical treatment of children.
   [Webster 1913 Suppl.]

WordNet (r) 3.0 (2006):

pediatric
    adj 1: of or relating to the medical care of children;
           "pediatric dentist" [syn: pediatric, paediatric]