Moat

moat

[mōt]

(geology)

A ringlike depression around the base of a seamount.

A valleylike depression around the inner side of a volcanic cone, between the rim and the lava dome.

(hydrology)

A glacial channel in the form of a deep, wide trench.

oxbow lake

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

Moat

A broad, deep trench, filled with water, surrounding the ramparts of a town or fortress.

Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved

moat

A broad, deep trench surrounding the ramparts of a town or fortress; usually filled with water.

McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.