تلفظ بین المللی : /kəlˈɛktɪdli/ تلفظ : [k@l'EktI2dli]
English
Composedly; coolly.
One of the grand divisions of the animal kingdom. By many writers it was formerly included in the Radiata. [Written also Echinoderma.] Note: The species usually have an exterior calcareous skeleton, or shell, made of many pieces, and often covered with spines, to which the name. They may be star-shaped, cylindrical, disk-shaped, or more or less spherical. The body consist...
