Definition of Spicule. Meaning of Spicule. Synonyms of Spicule
Here you will find one or more explanations in English for the word Spicule. Also in the bottom left of the page several parts of wikipedia pages related to the word Spicule and, of course, Spicule synonyms and on the right images related to the word Spicule.
Definition of Spicule
SpiculeSpicule Spic"ule, n. [L. spiculum a little point, a dart.]
1. A minute, slender granule, or point.
2. (Bot.) Same as Spicula.
3. (Zo["o]l.) Any small calcareous or siliceous body found in
the tissues of various invertebrate animals, especially in
sponges and in most Alcyonaria.
Note: Spicules vary exceedingly in size and shape, and some
of those found in siliceous sponges are very complex in
structure and elegant in form. They are of great use in
Description of the Illustration:
a Acerate; b Tricurvate, or Bowshaped; c d
Hamate; e Broomshaped; f Scepterellate; g
Spinispirulate; h Inequi-anchorate; i Sexradiate;
j A Trichite Sheaf; k Six-rayed Capitate; l
Rosette of Esperia; m Equi-anchorate.
Meaning of Spicule from wikipedia
are any of various small
needle-like anatomical structures occurring
in organisms ****ule
may also refer
are structural elements found
in most sponges. They provide structural support
predators. Large ****ules
that are visible
to the naked...
- osteoid, which increases
the size of the ****ule
. As the ****ules continue
to grow, they fuse with adjacent ****ules
and this results
in the formation
- (roundworms), ****ules
, or co****tory ****ules
, are needle-like mating structures found
only in males. Male nematodes
may have one or two ****ules
- In solar
physics, a ****ule
is a dynamic
jet of plasma, about
300 km diameter, in the chromosphere
of the Sun. They move upwards
with speeds between
by mineral ****ules
, by spongin
fibers, or both. Demosponges
use spongin; many species
have silica ****ules
the Sun's surface: sunspots
and faculae, occur
in the photosphere, ****ules
, Hα filaments
in the chromosphere, prominences
in the chromosphere...
- more chitinized ****ules
move out of the cloaca
and are inserted
into the genital
pore of the female. Amoeboid sperm crawl along
into the female...
- are sponges
with a skeleton
made of four- and/or six-pointed siliceous ****ules
, often referred
to as gl**** sponges. They are usually
- Osteoblast Osteoblasts
a bony ****ule
(pink - on diagonal
of image). In this routinely fixed
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