Pnea
1.
a combining form meaning “breath, respiration,” used in the formation of compound words that denote a kind of breathing or condition of the respiratory system, as specified by the initial element:
dyspnea; hyperpnea.
-pnea suff.
Breath; respiration: dyspnea.
Read Also:
- Pneum-  pneum- pref. Variant of pneumo-. 
- Pneumat-  1. variant of before a vowel. 
- Pneumatic bone  pneumatic bone n. A bone that is hollow or contains many air cells, such as the mastoid process of the temporal bone. Also called hollow bone. 
- Pneumatic conveyor  noun 1. (engineering) a tube through which powdered or granular material, such as cement, grain, etc is transported by a flow of air 
- Pneumatic-duct  noun 1. the duct joining the air bladder and alimentary canal of a physostomous fish. 
