Online Dictionary of Invertebrate Zoology: Complete Work - Best Text

Online Dictionary of Invertebrate Zoology 707thousand.polyhedron n.; pl. -dra [Gr. polys, many; hedros, side] Manysided;many angled; a solid having many faces. polyhedrala.polykaric a. [Gr. polys, many; karyon, nut] Multinucleate.polylectic a. [Gr. polys, many; lektos, chosen] (ARTHRO: Insecta)In Hymenoptera, species of bees that take pollenfrom a wide variety of plants.polyloculate a. [Gr. polys, many; L. loculus, small room](ANN: Oligochaeta) Having several seminal chambers in thespermathecal diverticulum.polymer n. [Gr. polys, many; meros, part] A large moleculemade up of several to many smaller units called monomers.polymeric a. [Gr. polys, many; meros, part] Gene interactionin which genes of equivalent effect intensify each otherseffect.polymerization n. [Gr. polys, many; meros, part] Formationof polymers from monomers.polymorph n. [Gr. polys, many; morphos, shape] 1. An individualwithin a species exhibiting a change in shape, coloror structure. 2. (BRYO) A zooid that differs from feeding zooidsof the same stage of development; specialized zooid.polymorphic, polymorphous a. [Gr. polys, many; morphe,form] Having many forms or types of structure in the samespecies.polymorphism n. [Gr. polys, many; morphe, form] 1. The simultaneousoccurrence of two or more distinctive and discontinuousgenetic types existing in a population. 2. (AR-THRO: Insecta) In social insects, the coexistence of two ormore phases or castes, belonging to the same sex, withinan individual colony. a. In Formicidae, the occurrence ofnonisometric growth of size variation in a normal maturecolony, thus producing individuals of distinctly varying proportions.3. (BRYO) Repeated, discontinuous variation inzooid morphology in a colony.polymyarian n. [Gr. polys, many; mys, muscle] (NEMATA)