Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of spicule is as below...

Sexradiate :: Sexradiate (a.) Having six rays; -- said of certain sponge spicules. See Illust. of Spicule.

Spiculum :: Spiculum (n.) Same as Spicule.

Suberone :: Suberite (n.) Any sponge of the genus Suberites and allied genera. These sponges have a fine and compact texture, and contain minute siliceous spicules..

Spiculigenous :: Spiculigenous (a.) Producing or containing spicules.

Rotate :: Rotate (a.) Having the parts spreading out like a wheel; wheel-shaped; as, a rotate spicule or scale; a rotate corolla, i.e., a monopetalous corolla with a flattish border, and no tube or a very short one..

Silicoidea :: Silicoidea (n. pl.) An extensive order of Porifera, which includes those that have the skeleton composed mainly of siliceous fibers or spicules..

Trichite :: Trichite (n.) A delicate, hairlike siliceous spicule, found in certain sponges..

Anchor :: Anchor (n.) One of the anchor-shaped spicules of certain sponges; also, one of the calcareous spinules of certain Holothurians, as in species of Synapta..

Hyalospongia :: Hyalospongia (n. pl.) An order of vitreous sponges, having glassy six-rayed, siliceous spicules; -- called also Hexactinellinae..

Halichondriae :: Halichondriae (n. pl.) An order of sponges, having simple siliceous spicules and keratose fibers; -- called also Keratosilicoidea..

Scepterellate :: Scepterellate (a.) Having a straight shaft with whorls of spines; -- said of certain sponge spicules. See Illust. under Spicule.

Hexactinelline :: Hexactinelline (a.) Belonging to the Hexactinellinae, a group of sponges, having six-rayed siliceous spicules..

Glass-sponge :: Glass-sponge (n.) A siliceous sponge, of the genus Hyalonema, and allied genera; -- so called from their glassy fibers or spicules; -- called also vitreous sponge. See Glass-rope, and Euplectella..

Hexactinellid :: Hexactinellid (a.) Having six-rayed spicules; belonging to the Hexactinellinae.

Spiculispongiae :: Spiculispongiae (n. pl.) A division of sponges including those which have independent siliceous spicules.

Radiolaria :: Radiolaria (n. pl.) Order of rhizopods, usually having a siliceous skeleton, or shell, and sometimes radiating spicules. The pseudopodia project from the body like rays. It includes the polycystines. See Polycystina..

Rosette :: Rosette (n.) Any structure having a flowerlike form; especially, the group of five broad ambulacra on the upper side of the spatangoid and clypeastroid sea urchins. See Illust. of Spicule, and Sand dollar, under Sand..

Spongiopilin :: Spongiolite (n.) One of the microsporic siliceous spicules which occur abundantly in the texture of sponges, and are sometimes found fossil, as in flints..

Tetractinellida :: Tetractinellida (n. pl.) A division of Spongiae in which the spicules are siliceous and have four branches diverging at right angles. Called also Tetractinellinae.

Tricurvate :: Tricurvate (a.) Curved in three directions; as, a tricurvate spicule (see Illust. of Spicule)..

Random Fonts

Most Popular