Obelisk

Webster's Dictionary of the English Language

·vt To mark or designate with an obelisk.

II. Obelisk ·noun A mark of reference;

— called also dagger [/]. ·see Dagger, ·noun, 2.

III. Obelisk ·noun An upright, four-sided pillar, gradually tapering as it rises, and terminating in a pyramid called pyramidion. It is ordinarily monolithic. Egyptian obelisks are commonly covered with hieroglyphic writing from top to bottom.