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Definition of Pneumatophore
1. Noun. An air-filled root (submerged or exposed) that can function as a respiratory organ of a marsh or swamp plant.
Definition of Pneumatophore
1. n. One of the Pneumonophora.
Definition of Pneumatophore
1. Noun. (zoology) A gas-filled sac or float of some colonial marine coelenterates, such as the Portuguese man-of-war ¹
2. Noun. (botany) An aerial root, in mangroves etc., specialized for gaseous exchange ¹
¹ Source: wiktionary.com
Definition of Pneumatophore
1. [n -S]
Medical Definition of Pneumatophore
1. Modified roots rising above ground that may function as a respiratory organ in plant species subjected to frequent inundation or soil saturation. (09 Oct 1997)
Lexicographical Neighbors of Pneumatophore
Literary usage of Pneumatophore
Below you will find example usage of this term as found in modern and/or classical literature:
1. A Manual of the Common Invertebrate Animals: Exclusive of Insects by Henry Sherring Pratt (1916)
"The pneumatophore has a complex structure; it contains a number of air chambers
and beneath ... pneumatophore a circular or elliptical disc without marginal ..."
2. A Treatise on Zoology by Edwin Ray Lankester (1900)
"Between the air gland and the outer wall of the pneumatophore lie in many cases
radial pouches and septa of varying number, which perhaps correspond to the ..."
3. The Encyclopaedia Britannica: A Dictionary of Arts, Sciences, Literature and (1910)
"The pneumatophore arises from the ectoderm as a pit or invagination, ... As in
the analogous swim-bladder of fishes, the gas in the pneumatophore can be ..."
4. The Encyclopedia Britannica: A Dictionary of Arts, Sciences, Literature and by Hugh Chisholm (1910)
"As in the analogous swim-bladder of fishes, the gas in the pneumatophore can be
secreted or absorbed, whereby the specific gravity of the body can be ..."
5. The Cambridge Natural History by Arthur Everett Shipley, Sidney Frederic Harmer (1906)
"The pneumatophore is large, or very large, in this family. The zooids are arranged
in horizontal rows on the under side of the ..."
6. Text-book of the Embryology of Invertebrates by Eugen Korschelt, Karl Heider, Edward Laurens Mark, William McMichael Woodworth, Matilda Bernard, Martin Fountain Woodward (1895)
"In this proposed hypothesis of the derivation of the pneumatophore we are opposed
to the conception, shared in by most investigators (comp. p. ..."
7. A Manual of the Common Invertebrate Animals: Exclusive of Insects by Henry Sherring Pratt (1916)
"The pneumatophore has a complex structure; it contains a number of air chambers
and beneath ... pneumatophore a circular or elliptical disc without marginal ..."
8. A Treatise on Zoology by Edwin Ray Lankester (1900)
"Between the air gland and the outer wall of the pneumatophore lie in many cases
radial pouches and septa of varying number, which perhaps correspond to the ..."
9. The Encyclopaedia Britannica: A Dictionary of Arts, Sciences, Literature and (1910)
"The pneumatophore arises from the ectoderm as a pit or invagination, ... As in
the analogous swim-bladder of fishes, the gas in the pneumatophore can be ..."
10. The Encyclopedia Britannica: A Dictionary of Arts, Sciences, Literature and by Hugh Chisholm (1910)
"As in the analogous swim-bladder of fishes, the gas in the pneumatophore can be
secreted or absorbed, whereby the specific gravity of the body can be ..."
11. The Cambridge Natural History by Arthur Everett Shipley, Sidney Frederic Harmer (1906)
"The pneumatophore is large, or very large, in this family. The zooids are arranged
in horizontal rows on the under side of the ..."
12. Text-book of the Embryology of Invertebrates by Eugen Korschelt, Karl Heider, Edward Laurens Mark, William McMichael Woodworth, Matilda Bernard, Martin Fountain Woodward (1895)
"In this proposed hypothesis of the derivation of the pneumatophore we are opposed
to the conception, shared in by most investigators (comp. p. ..."
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