Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Any of various aquatic protozoans of the order Heliozoa, having numerous spindlelike pseudopods that radiate from a central cell mass.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any of a group of aquatic protozoans, of the order Heliozoa, that have spherical bodies from which radiate spindlelike pseudopods

from The Century Dictionary and Cyclopedia

  • Having the character of a sunanimalcule; pertaining to the Heliozoa.
  • n. A sun-animalcule; one of the Heliozoa.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. protozoa with spherical bodies and stiff radiating pseudopods

Etymologies

From New Latin Hēliozōa, class name : helio- (from their shape) + -zōa, pl. of -zōon, -zoon.
(American Heritage® Dictionary of the English Language, Fourth Edition)

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