Meroistic Mer`o*is"tic, a. [Gr. me`ros part + ? an egg.] (Zo["o]l.) Applied to the ovaries of insects when they secrete vitelligenous cells, as well as ova. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • meroistic — |merə|wistik adjective Etymology: mer (III) + Greek ōion egg + English istic more at egg : producing nutritive cells as well as eggs from oocytes used of the ovaries of various insects * * * meroistic /me rō isˈtik/ (zoology) adjective (of an… …   Useful english dictionary

  • meroistic — adjective Describing ovaries (especially of insects) that secrete nutritive (yolk) material as well as ova …   Wiktionary

  • meroistic — mero·is·tic …   English syllables

  • meroistic ovariole — (ARTHROPODA: Insecta) An ovariole in which nurse cells, or trophocytes are present; telotrophic (acrotrophic) and polytrophic types; panoistic; meroistic egg tube …   Dictionary of invertebrate zoology

  • insect ovary types — (ARTHROPODA: Insecta) There are three types of ovaries:. 1. Panoistic. 2. Polytrophic meroistic. 3. Telotrophic meroistic; see separate entries …   Dictionary of invertebrate zoology

  • Insect morphology — Legend of body parts Tagmata : A Head, B Thorax, C Abdomen. 1. antenna 2. ocelli (lower) 3. ocelli (upper) 4. compound eye 5. brain (cerebral ganglia) 6. prothorax …   Wikipedia

  • panoistic ovariole — Ovarioles that have no specialized nurse cells and are of a primitive type; germ cells occurring without interruption from one end to the other; panoistic egg tube; see meroistic …   Dictionary of invertebrate zoology

  • polytrophic ovariole — (ARTHROPODA: Insecta) An ovariole in which trophocytes accompany each oocyte and are enclosed within the follicle; a polytrophic egg tube; see meroistic ovariole …   Dictionary of invertebrate zoology

  • panoistic — |panə|wistik adjective Etymology: pan + o (from Greek ōion egg) + istic more at egg : producing ova without nutritive cells used of the ovaries of insects; compare polytrophic * * * panoistic /pan ō isˈtik/ (zoology) adjective (of an ovary)… …   Useful english dictionary

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