- monactinal
- mon·ac·ti·nal
English syllables. 2014.
monactinal
Look at other dictionaries:
monactinal — adj. [Gr. monos, one; aktis, ray] (PORIFERA) Spicule development originating from a fixed point in one direction only … Dictionary of invertebrate zoology
monactinal — adjective see monactine I … Useful english dictionary
acanthostyle — n. [Gr. akantha, thorn, spine; stylos, pillar] 1. (BRYOZOA: Stenolaemata) A type of stylet with a smooth rod core of nonlaminated calcite, with sheath laminae usually strongly deflected toward the zoarial surface as spines; usually larger than… … Dictionary of invertebrate zoology
sceptrules — n. [Gr. dim. skeptron, royal staff] (PORIFERA: Sclerospongiae) Microscleric monactinal triaxonic spicules that include clavules with terminal umbels or smooth heads … Dictionary of invertebrate zoology
strongyloxea — n. [Gr. strongylos, rounded; oxys, sharp] (PORIFERA) A monactinal megasclere with one end rounded and the other pointed … Dictionary of invertebrate zoology
style — n.; pl. styli [Gr. stylos, pillar] 1. (ARTHROPODA: Chelicerata) The embolus of spiders. 2. (ARTHROPODA: Crustacea) see telson. 3. (ARTHROPODA: Insecta) a. Any slender, tubular or spinelike appendage at the end of the abdomen. b. In some Diptera,… … Dictionary of invertebrate zoology
subtylostyle — n. [L. sub, under; Gr. tylos, knot; style, pillar] (PORIFERA) 1. A monactinal megasclere with a sub apical expansion. 2. A tylostyle with an indistinct knob at one end and pointed at the other; see tylostyle … Dictionary of invertebrate zoology
triactinal — adj. [Gr. treis, three; aktis, ray] (PORIFERA) Having a three pointed or rayed spicule; see diactinal, tetractinal, monactinal … Dictionary of invertebrate zoology
tylostyle — adj. [Gr. tylos, knob; stylos, column] (PORIFERA) A monactinal monaxon knobbed at the broad end and pointed at the other; see subtylostyle … Dictionary of invertebrate zoology
Sponge spicule — Sponge spicules Spicules are structural elements found in most sponges. They provide structural support and deter predators. Large spicules, visible to the naked eye are referred to as megascleres, while smaller, microscopic ones are termed… … Wikipedia
