Saddlewise

"Shall I cut this loin of mutton saddlewise?" said a gentleman carving. "No," said his friend, "cut it bridlewise, for then we may all chance to get a BIT in our mouths."

In this case, a single atom regularly seated holds a molecule in position which has no seat, but only sits saddlewise on the iodine atom.

Instead of a single niche mounted saddlewise in the corner walls and supporting by its vault the side of an octagon, which supported in its turn the circular base of the cupola, a number of honeycomb niches were brought together in such a way as to create a gradual transition between the corner and the dome's circular base.