respiratory system love

Help Wordnik hunt for a million missing words by backing our Kickstarter!

respiratory system


from The American HeritageĀ® Dictionary of the English Language, 4th Edition

  • n. The integrated system of organs involved in the intake and exchange of oxygen and carbon dioxide between an organism and the environment.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The system of organs serving for respiration.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. the system for taking in oxygen and giving off carbon dioxide; in terrestrial animals this is accomplished by breathing


Sorry, no etymologies found.


Sorry, no example sentences found.


Log in or sign up to get involved in the conversation. It's quick and easy.