adj. 1. Of, affecting, or relating to the lungs; pulmonary. 2. Relating to, affected by, or similar to pneumonia. [New Latin pneumonicus, from Greek pneumonikos, of the lungs, from pneumōn, lung; see pleu- in the Appendix of Indo-European roots.] |
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.