Animal An"i*mal, a. [Cf. F. animal.] 1. Of or relating to animals; as, animal functions. [1913 Webster]

2. Pertaining to the merely sentient part of a creature, as distinguished from the intellectual, rational, or spiritual part; as, the animal passions or appetites. [1913 Webster]

3. Consisting of the flesh of animals; as, animal food. [1913 Webster]

{Animal magnetism}. See {Magnetism} and {Mesmerism}.

{Animal electricity}, the electricity developed in some animals, as the electric eel, torpedo, etc.

{Animal flower} (Zo["o]l.), a name given to certain marine animals resembling a flower, as any species of actinia or sea anemone, and other Anthozoa, hydroids, starfishes, etc.

{Animal heat} (Physiol.), the heat generated in the body of a living animal, by means of which the animal is kept at nearly a uniform temperature.

{Animal spirits}. See under {Spirit}.

{Animal kingdom}, the whole class of beings endowed with animal life. It embraces several subkingdoms, and under these there are Classes, Orders, Families, Genera, Species, and sometimes intermediate groupings, all in regular subordination, but variously arranged by different writers.

Note: The following are the grand divisions, or subkingdoms, and the principal classes under them, generally recognized at the present time: {Vertebrata}, including Mammalia or Mammals, Aves or Birds, Reptilia, Amphibia, Pisces or Fishes, Marsipobranchiata (Craniota); and Leptocardia (Acrania). {Tunicata}, including the {Thaliacea}, and {Ascidioidea} or Ascidians. {Articulata} or {Annulosa}, including Insecta, Myriapoda, Malacapoda, Arachnida, Pycnogonida, Merostomata, Crustacea (Arthropoda); and Annelida, Gehyrea (Anarthropoda). {Helminthes} or {Vermes}, including Rotifera, Ch[ae]tognatha, Nematoidea, Acanthocephala, Nemertina, Turbellaria, Trematoda, Cestoidea, Mesozea. {Molluscoidea}, including Brachiopoda and Bryozoa. {Mollusca}, including Cephalopoda, Gastropoda, Pteropoda, Scaphopoda, Lamellibranchiata or Acephala. {Echinodermata}, including Holothurioidea, Echinoidea, Asterioidea, Ophiuroidea, and Crinoidea. {C[oe]lenterata}, including {Anthozoa} or {Polyps}, {Ctenophora}, and {Hydrozoa} or Acalephs. {Spongiozoa} or {Porifera}, including the sponges. {Protozoa}, including {Infusoria} and {Rhizopoda}. For definitions, see these names in the Vocabulary. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • Hydrozoa — Hy dro*zo a, n. pl. [NL., fr. E. hydra + Gr. zo^,on an animal.] (Zo[ o]l.) The Acaleph[ae]; one of the classes of c[oe]lenterates, including the Hydroidea, Discophora, and Siphonophora. [1913 Webster] …   The Collaborative International Dictionary of English

  • Hydrozoa — Hydrozōa, s. Hydroidpolypen …   Kleines Konversations-Lexikon

  • Hydrozoa —   [griechisch »Wassertiere«], Hydrozoen, zu den Nesseltieren gehörende Hohltiere mit rund 2 700 Arten von 1 mm bis über 2 m Länge. Die Fortpflanzung erfolgt mit einem Generationswechsel zwischen den fest sitzenden Polypen (Hydroidpolypen;… …   Universal-Lexikon

  • Hydrozoa — Hydrozoa, Klasse der ⇒ Cnidaria mit etwa 2700 Arten, die einzeln oder in Kolonien leben und zumeist einen Generationswechsel zwischen ⇒ Polyp und ⇒ Meduse zeigen. Die Medusen bilden am Schirmrand eine nach innen gerichtete Falte (Velum). Man… …   Deutsch wörterbuch der biologie

  • Hydrozoa — Taxobox name = Hydrozoa image width = 240px image caption = Closeup of a hydrozoan colony regnum = Animalia subregnum = Eumetazoa phylum = Cnidaria subphylum = Medusozoa classis = Hydrozoa classis authority = Owen, 1843 subdivision ranks =… …   Wikipedia

  • Hydrozoa — Aglaopheni …   Wikipédia en Français

  • Hydrozoa —   Hydrozoa Hidrozoo colonial (Aglaophenia) …   Wikipedia Español

  • Hydrozoa — Hydrozoen Portugiesische Galeere (Physalia physalis) Systematik Domäne: Eukaryoten (E …   Deutsch Wikipedia

  • Hydrozoa — Hydrozoon Hy dro*zo [ o]n, n.; pl. L. {Hydrozoa}, E. {Hydrozo[ o]ns}. [NL.] (Zo[ o]l.) One of the Hydrozoa. [1913 Webster] …   The Collaborative International Dictionary of English

  • hydrozoa — noun a large group of marine animals, of the class Hydrozoa, whose life cycles contain a sexual and asexual stage …   Wiktionary

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