a. and sb. Zool. [f. mod.L. Arāneida the typical family of ARACHNIDA, f. L. arānea spider: see -ID, -AN.] A. adj. Of or belonging to the Araneida or spiders. B. sb. A spider. Araneiform a. (cf. F. aranéiforme), having the shape of a spider. Araneologist = ARACHNOLOGIST.
1835. Kirby, Hab. & Inst. Anim., II. xix. 283. No animals fall more universally under observation than the Araneidans or spiders.
1847. Araneiform: Craig cites Kirby.
1880. Jrnl. Linn. Soc., XV. 152. Indebted to the last-named araneologist.