respiratory

From respire +‎ -atory.

• (Received Pronunciation) IPA^(key): /ɹɪˈspɪ.ɹət.ə.ɹi/, /ɹɪˈspɪ.ɹə.tɹi/, /ˈɹɛs.pə.ɹət.ə.ɹi/, /ˈɹɛs.pə.ɹə.tɹi/, /ˈɹɛs.pɹə.tɹi/, /ɹɪˈspʌɪ.ɹət.ə.ɹi/, /ɹɪˈspʌɪ.ɹə.tɹi/

• Audio (Southern England):

  (file)

• (General American) IPA^(key): /ˈɹɛs.pəɹ.əˌtɔɹ.i/, /ˈɹɛs.pɹəˌtɔɹ.i/, /ɹɪˈspaɪ.ɹəˌtɔɹ.i/
• Rhymes: -ɪɹətəɹi, -ɛspəɹətəɹi, -aɪɹətəɹi, -ɛspəɹətɔːɹi, -aɪɹətɔːɹi

respiratory (not comparable)

1. (relational) Relating to respiration or the organs of respiration; breathing.
   • 2013 May–June, J. Z. Salvail, G. A. Wright, M. Kleinewietfeld, C. Wu, N. Yosef, J. L. Hood, A. P. Jallouk, N. Campbell, L. Ratner, S. A. Wickline, A. D. Luis, “In the News”, in American Scientist‎, volume 101, number 3, page 193:

     Bats host many high-profile viruses that can infect humans, including severe acute respiratory syndrome and Ebola. A recent study explored the ecological variables that may contribute to bats’ propensity to harbor such zoonotic diseases by comparing them with another order of common reservoir hosts: rodents.

• irrespirable
• respiration
• respirator
• respirologist

• pneumonologic, pneumologic, pulmonic, pulmonologic

• “respiratory”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
• “respiration”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.