Pyramidic \Pyr`a*mid"ic\, Pyramidical \Pyr`a*mid"ic*al\, a.
Of or pertaining to a pyramid; having the form of a pyramid;
pyramidal. " A pyramidical rock." --Goldsmith. "Gold in
pyramidic plenty piled." --Shenstone. --
{Pyr`a*mid"ic*al*ly}, adv. {Pyr`a*mild"ic*al*ness}, n.
[1913 Webster]