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Definition of: pneumatophore

(noomacrmə·tə·fôr′, -fōr′, nyoomacr-) noun
1. Zool. The air-containing sac of a siphonophore.
2. Bot. A root structure found on certain tropical swamp trees: it contains lenticels and is supposed to act as a respiratory organ.
—pneu
ma·toph′o·rous (-tofər·əs) adjective

Phrases starting with the letter: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

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