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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.
6 days ago · 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 .]
Spicule, a jet of dense gas ejected from the Sun’s chromosphere. Spicules occur at the edges of the chromospheric network, where magnetic fields are stronger. They extend up to 10,000 km (6,000 miles) and, although they fall back to the Sun, are thought to contribute to the solar wind by feeding.
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.
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.
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.
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.
