ALL meanings of spicule
spic·ule
S s - noun spicule biology: small spiked structure 1
- noun spicule a small or minute, slender, sharp-pointed body or part; a small, needlelike crystal, process, or the like. 1
- noun spicule Zoology. one of the small, hard, calcareous or siliceous bodies that serve as the skeletal elements of various marine and freshwater invertebrates. 1
- noun spicule Astronomy. a jet of gas several hundred miles in diameter rising from the sun's surface to heights of 3000 to 6000 miles (4800 to 9600 km). 1
- noun spicule a small slender pointed structure or crystal, esp any of the calcareous or siliceous elements of the skeleton of sponges, corals, etc 0
- noun spicule 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 0
- noun spicule 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 0
- noun spicule a small spike; spikelet 0
- noun spicule a small, hard, needlelike piece or process, esp. of bony or calcareous material, as in the skeleton of the sponge 0