A floodgate; a sluice gate.
A group of birds that emerged from eggs at a specified time.
A trapdoor.
An opening into, or in search of, a mine.
The act of hatching.
A gullet.
A birth, the birth records (in the newspaper).
An opening through the deck of a ship or submarine
A horizontal door in a floor or ceiling.
Development; disclosure; discovery.
A bedstead.
A small door in large mechanical structures and vehicles such as aircraft and spacecraft often provided for access for maintenance.
A frame or weir in a river, for catching fish.
An opening in a wall at window height for the purpose of serving food or other items. A pass through.
The phenomenon, lasting 1–2 days, of large clouds of mayflies appearing in one location to mate, having reached maturity.
To shade an area of (a drawing, diagram, etc.) with fine parallel lines, or with lines which cross each other (cross-hatch).
To devise.
To emerge from an egg.
To break open when a young animal emerges from it.
To close with a hatch or hatches.
To incubate eggs; to cause to hatch.
The act of lining a canal with puddle to make it watertight.
The action of forming a puddle.
The first true industrial process to produce steel from pig iron.
A group of mallards (ducks).
A behaviour in which animals like butterflies seek out moist substances to obtain nutrients.
The process of working clay, loam, pulverized ore, etc., with water, to render it compact, or impervious to liquids.