a. rare. [f. STALACTITE + -(I)FORM.] = STALACTIFORM.
1805. Withering, trans. Werners Ext. Char. Fossils, 255. Stalactitiform (tropfsteinartig).
1823. W. Phillips, Introd. Min. (ed. 3), p. xcv. Stalactitiform minerals greatly resemble icicles in shape.