noun. an infant that is born prior to 37 weeks of gestation.
adjective. ['ˌpriːməˈtʃʊr'] too soon or too hasty.
adjective. ['ˌpriːməˈtʃʊr'] uncommonly early or before the expected time.
adjective. ['ˌpriːməˈtʃʊr'] born after a gestation period of less than the normal time.
noun. ['ˈɪnfənt'] a very young child (birth to 1 year) who has not yet begun to walk or talk.