Dictionary

respiratory system

noun

Definition of RESPIRATORY SYSTEM

:  a system of organs functioning in respiration and in humans consisting especially of the nose, nasal passages, pharynx, larynx, trachea, bronchi, and lungs

Illustration of RESPIRATORY SYSTEM

First Known Use of RESPIRATORY SYSTEM

1888

respiratory system

noun    (Medical Dictionary)

Medical Definition of RESPIRATORY SYSTEM

:  a system of organs functioning in respiration and consisting especially of the nose, nasal passages, nasopharynx, larynx, trachea, bronchi, and lungs—called also respiratory tract; see lower respiratory tract, upper respiratory tract

Illustration of RESPIRATORY SYSTEM

Browse

Next Word in the Dictionary: respiratory trumpetPrevious Word in the Dictionary: respiratory syncytial virusAll Words Near: respiratory system
March 31, 2015
refluent Hear it
Flowing back
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears