tall, tapering, four-sided stone structure.

"rectangular stone column tapering at the top," 1560s, from Middle French obélisque (16c.) and directly from Latin obeliscus "obelisk, small spit," from Greek obeliskos "small [..]

A tall, four-sided monument that tapers into a pyramid-like form. Related: Barnett Newmann. Broken Obelisk. 1963–1969

An Obelisk is column carved from a single block of stone, with a square (or rectangular) cross-section and a pointed top. The form came from Egyptian temples.Example 1: Roman Baroque

an upright, four-sided, tapered pillar that terminates in a pyramid; it may be inscribed or plain, and it is often placed prominently in the center of a pool, at the crown of a hill, or at the end of a terrace walk.

n. A square shaft with pyramidal top, usually monumental or commemorative.

An obelisk looming up stately and cold in your dreams is the forerunner of melancholy tidings. For lovers to stand at the base of an obelisk, denotes fatal disagreements.   

(n) a stone pillar having a rectangular cross section tapering towards a pyramidal top(n) a character used in printing to indicate a cross reference or footnote

a tall, four-sided shaft that forms a pyramid at its tip; served as a type of religious monument in ancient Egypt. Examples of obelisks in Rome, Paris, and New York City were carried away from Egypt.

A four-sided shaft of stone tapered and with a pyramidal apex at the top. Obelisks are somewhat useless but have been used as monuments ever since the ancient Egyptians developed a fondness for them. [..]

Tall, square stone monumental shaft with pyramidal top used in ancient Egypt. The form, on a small scale in alabaster, is used as a decorative ornament in Directoire, Empire, and contemporary interiors.

A tall, square, tapered, stone monolith topped with a pyramidal point, frequently used as a monument. * date=2012-01 |author= |title=The Washington Monument |volume=100|issue=1|page=16 |magazine= | [..]

obelisk (a tall, square, tapered, stone monolith topped with a pyramidal point)

a stone pillar having a rectangular cross section tapering towards a pyramidal top dagger: a character used in printing to indicate a cross reference or footnote An obelisk (from Greek ὀβ&epsilon [..]

An upright stone pillar, usually having four sides, that has a pyramid shape at the top; the Washington Monument is an obelisk.

From the Greek word meaning; "a spit". It is a monumental tapering shaft usually made of pink granite. Capped with a pyramidion at the top. Obelisks are solar symbols similar in meaning to p [..]