Of or pertaining to the neck: as, the cervical nerves; cervical vessels; cervical vertebræ.In medicine, pertaining to the cervix or neck of the uterus: as, cervical endometritis.In ornithology, of or pertaining to the cervix, scruff, or back of the neck, or to the auchenium, just behind the nape of the neck: as, a cervical collar.n. A cervical part or organ; especially, a cervical vertebra.