pseudoglandular stage of lung development

pseu·do·glan·du·lar stage of lung de·vel·op·ment

(sū'dō-glan'dyū-lăr stāj lŭng dĕ-vel'ŏp-mĕnt)
The period (6-16 weeks) when the lung resembles an endocrine gland; respiration is not possible during this period of embryonic growth.