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- DictionarySpic·ule/ˈspiˌkyo͞ol/
noun
- 1. a minute sharp-pointed object or structure that is typically present in large numbers, such as a fine particle of ice. technical
- 2. a short-lived, relatively small radial jet of gas in the chromosphere or lower corona of the sun.
The meaning of SPICULE is a slender pointed usually hard body; especially : one of the minute calcareous or siliceous bodies that support the tissue of various invertebrates (such as sponges).
Spicule definition: a small or minute, slender, sharp-pointed body or part; a small, needlelike crystal, process, or the like.. See examples of SPICULE used in a sentence.
Jun 1, 2024 · noun. small pointed structure serving as a skeletal element in various marine and freshwater invertebrates e.g. sponges and corals. synonyms: spiculum.
1. A small needlelike structure or part, such as one of the silicate or calcium carbonate processes supporting the soft tissue of certain invertebrates, especially sponges. 2. Astronomy A spike-shaped formation emanating from the ionized gas of the solar photosphere. [Latin spīculum; see spiculum .]
Jun 2, 2024 · spicule (plural spicules) A sharp, needle-like piece. A tiny glass flake formed during the manufacture of glass vials Any of many needle-like crystalline structures that provide skeletal support in marine invertebrates like sponges.
6 days ago · 1. Also called: spiculum. a small slender pointed structure or crystal, esp any of the calcareous or siliceous elements of the skeleton of sponges, corals, etc. 2. astronomy. a spiked ejection of hot gas occurring over 5000 kilometres above the sun's surface (in its atmosphere) and having a diameter of about 1000 kilometres.
Spicule Definition. Any of the short-lived, bright, dense gas jets continuously spurting up through the chromosphere of the sun: thought to be extensions of the photosphere's granules. A small spike; spikelet.
Jun 8, 2018 · *spicule* A small needle or spine, or a small, spiky, skeletal element. In Porifera [1] (sponges), spicules form a skeletal framework supporting the soft, cellular mass. They exist in a variety of forms and are important in the identification and classification of species.
There are seven meanings listed in OED's entry for the noun spicule. See ‘Meaning & use’ for definitions, usage, and quotation evidence.
a small or minute, slender, sharp-pointed body or part; a small, needlelike crystal, process, or the like. [ Zool.]one of the small, hard, calcareous or siliceous bodies that serve as the skeletal elements of various marine and freshwater invertebrates.
Jul 24, 2022 · Spicules. A small, slender, sharp-pointed piece, usually on a surface, a small spike of flowers.
A spicule is a small, sharp-pointed structure or spike, typically one of many forming part of a larger structure in a plant or animal. They are often composed of calcium carbonate or silica and found particularly in sponges and certain mollusks or echinoderms.
definition: a small needlelike body, part, or projection, such as one of the hard processes forming the skeletal elements of invertebrates such as sponges.
n. 1. a small, needlelike crystal, process, or the like. 2. one of the small, hard, calcareous or siliceous bodies that serve as the skeletal elements of various marine and freshwater invertebrates. [1775–85; < Latin spīculum] spic′u•late` (-yəˌleɪt, -lɪt) adj.
What does spicule mean? spicule ( English) Noun. spicule ( pl. spicules) A sharp, needle-like piece. ( biology) Any of many needle-like crystalline structures that provide skeletal support in marine invertebrates like sponges. A needle-like mating structures found only in male nematodes.
The spicules or sclerites are definite bodies, having a crystalline appearance and consisting in general of simple spines or of spines radiating from a point. They have an axis of organic material around which is deposited the inorganic substance, either calcium carbonate or hydrated silica.
Spicules are any of various small needle-like anatomical structures occurring in organisms. Spicule may also refer to: Spicule (sponge), small skeletal elements of sea sponges. Spicule (nematode), reproductive structures found in male nematodes (roundworms) Spicule (solar physics), jets of solar material from the Sun.
Spicules are tiny spike-like structures of diverse origin and function found in many organisms, such as the copulatory spicules of certain nematodes or the grains on the skin of some frogs. In sponges, spicules perform a structural function. Spicules are a very important part of many organisms. Read more.
Spicules are structural elements found in most sponges. The meshing of many spicules serves as the sponge's skeleton and thus it provides structural support and potentially defense against predators. [1] Sponge spicules are made of calcium carbonate or silica.
noun. spic· u· la. ˈspikyələ. plural spiculae. -ˌlē, -ˌlī. : spicule, prickle. Word History. Etymology. New Latin, from Medieval Latin, arrowhead, alteration of Latin spiculum arrowhead, arrow. Love words?
spicule. a small spiked structure in male nematode worms that assists in copulation. a slender rod of calcium carbonate found in sponges, that supports the soft wall. Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005.
A minute, slender granule, or point. Spicule. (Zoöl) Any small calcareous or siliceous body found in the tissues of various invertebrate animals, especially in sponges and in most Alcyonaria.
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