— echolalic , /ek'oh lal"ik, -lay"lik/ , adj.
/ek'oh lay"lee euh/ , n.
1. Psychiatry. the uncontrollable and immediate repetition of words spoken by another person.
2. the imitation by a baby of the vocal sounds produced by others, occurring as a natural phase of childhood development.
[ 1880-85; ECHO + -LALIA ]