Useful english dictionary. 2012.

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  • actinotrich — a slender, horny, flexible, unsegmented fibril which strengthens the embryonic fin fold and which may persist in the outer edge of the adult fin membrane or in the adipose fin. It develops intercellularly rather than cellularly. Persists in fins… …   Dictionary of ichthyology

  • actinotrich —    a, us   Gk aktinos, ray; thrix, hair. With hairs radiating from the orifice of the leaf sheath …   Etymological dictionary of grasses

  • actinotrich — ac·tin·o·trich …   English syllables

  • actinotrichium — (plural actinotrichia) actinotrich …   Dictionary of ichthyology

  • dermotrichium — (plural dermotrichia)) the fin ray, of 4 types: ceratotrich (in cartilaginous fishes), actinotrich (in cartilaginous and bony fishes), lepidotrichs (only in bony fishes) and camptotrichs (in Dipnoi and Crossopterygi). Spiny rays in Actinopterygii …   Dictionary of ichthyology

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