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Webster 1913 Edition


Radiolaria


Raˊdi-o-la′ri-a

(rāˊdĭ-ō̍-lā′rĭ-ȧ)
,
Noun.
pl.
[NL. See
Radioli
.]
(Zool.)
Order of rhizopods, usually having a siliceous skeleton, or shell, and sometimes radiating spicules. The pseudopodia project from the body like rays. It includes the polycystines. See
Polycystina
.

Definition 2024


Radiolaria

Radiolaria

See also: radiolaria

Translingual

Proper noun

Radiolaria

  1. A taxonomic subclass within the class Actinopodea – the radiolaria, numerous species, most of them extinct, of minute zooplankton, many with distinctive mineral skeletons useful for dating stratigraphic layers.
  2. Radiozoa

Usage notes

  • There position of this taxonomy is under dispute. It is sometimes given as a subphylum of Radiozoa or of Retaria.

Hypernyms

Hyponyms

radiolaria

radiolaria

See also: Radiolaria

English

Noun

radiolaria pl (plural only)

  1. The members of the taxonomic subclass Radiolaria; radiolarians.