trough

Definitions

• A long, narrow container, open on top, for feeding or watering animals.
• Any similarly shaped container.
• A short, narrow canal designed to hold water until it drains or evaporates.
• (Canada) A gutter under the eaves of a building; an eaves trough.
• (agriculture) A channel for conveying water or other farm liquids (such as milk) from place to place by gravity; any ‘U’ or ‘V’ cross-sectioned irrigation channel.
• A long, narrow depression between waves or ridges; the low portion of a wave cycle.
• (meteorology) A linear atmospheric depression associated with a weather front.