The Collaborative International Dictionary
Diadem spider
Diadem \Di"a*dem\, n. [F. diad[`e]me, L. diadema, fr. Gr. ?, fr. ? to bind round; dia` through, across + ? to bind; cf. Skr. d[=a] to bind.]
Originally, an ornamental head band or fillet, worn by Eastern monarchs as a badge of royalty; hence (later), also, a crown, in general. ``The regal diadem.''
--Milton.Regal power; sovereignty; empire; -- considered as symbolized by the crown.
-
(Her.) An arch rising from the rim of a crown (rarely also of a coronet), and uniting with others over its center.
Diadem lemur. (Zo["o]l.) See Indri.
Diadem spider (Zo["o]l.), the garden spider.