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Definition of Pyrosome
1. n. Any compound ascidian of the genus Pyrosoma. The pyrosomes form large hollow cylinders, sometimes two or three feet long, which swim at the surface of the sea and are very phosphorescent.
Definition of Pyrosome
1. Noun. Any of several pelagic, colonial tunicates, of the genus ''Pyrosoma'', found in tropical waters ¹
¹ Source: wiktionary.com
Definition of Pyrosome
1. a type of thermostat [n -S]
Lexicographical Neighbors of Pyrosome
Literary usage of Pyrosome
Below you will find example usage of this term as found in modern and/or classical literature:
1. The Aquarian Naturalist: A Manual for the Sea-side by Thomas Rymer Jones (1858)
"Agitation or friction renews it as long as the pyrosome continues to ... We can
scarcely promise our readers an opportunity of viewing the pyrosome as an ..."
2. The Outline of Science: A Plain Story Simply Told by John Arthur Thomson (1922)
"Many Tunicates form colonies and some of these are free-swimming, like the tubular
pyrosome or Fire-flame, which is sometimes 2-3 feet long and splendidly ..."
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