COLLUSION n.
g. The foxe, maister of collusion. Spenser. That they [miracles] be done publicly, in the face of the world, that there may be no room to suspect artifice and collusion. Atterbury. By the ignorance of the merchants or dishonesty of the weavers, or the collusion of both, the ware was bad and the price excessive. Swift.…
COLUMNAR a.
(Anat.), epithelium in which the cells are priismatic in form, and set upright on the surface they cover. -- Columnar structure (Geol.), a structure consisting of more or less regular columns, usually six-sided, but sometimes with eight or more sides. The columns are often fractured transversely, with a cup joint, sh…