perpend

To consider carefully; ponder.

To be attentive; reflect.

To hang down.

To weigh in the mind; consider attentively.

In architecture, a long stone reaching through the thickness of a wall so that it is visible on both sides, and is therefore wrought and smoothed at both ends. Now usually called bond-stone, bonder, or through, also perpend-stone, perpent-stone. See cut under ashler.

To weight carefully in the mind.

To attend; to be attentive.

To ponder, consider.

A brick or stone that has its longest dimension perpendicular to the face of a wall, especially one that extends through the wall’s entire thickness

A vertical joint between bricks or blocks in a horizontal course