Definitions

from The Century Dictionary.

  • noun The typical genus of Pyrosomatidæ: so called from their phosphorescence.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun Plural form of pyrosome.

Etymologies

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Examples

  • The infecting organism _pyrosoma bigenimum_ is a tiny pear-shaped parasite of the red corpuscles.

    Disease and Its Causes William Thomas Councilman

  • Frequently patches of light were passed in the water; caused, Mr Hooker told me, by the _pyrosoma_.

    In the Eastern Seas William Henry Giles Kingston 1847

  • "I pray to God," replied I, "that she may have nothing more to fear than the pyrosoma, and that we may soon see them again, with her and Francis."

    The Swiss Family Robinson; or Adventures in a Desert Island Johann David Wyss 1780

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