Trapdoor vs. Hatch — What's the Difference?

A trapdoor is a sliding or hinged door in a floor or ceiling. It is traditionally small in size.

A door in an aircraft, spacecraft, or submarine.

A hinged or sliding door in a floor, roof, or ceiling.

The rear door of a hatchback car

A hinged or sliding door set into a floor or ceiling.

Short for hatchback

(theater) Such a trap set into the floor of a stage to allow fast exits and entrances.

A newly hatched brood

(computing) A secret method of obtaining access to a program or online system; a backdoor.

(of an egg) open and produce a young animal

The special information that permits the inverse of a trapdoor function to be easily computed.

Conspire to devise (a plot or plan)

(mining) A door in a level for regulating the ventilating current; a weather door.

(in fine art and technical drawing) shade (an area) with closely drawn parallel lines

A lifting or sliding door covering an opening in a roof or floor.

An opening, as in the deck of a ship, in the roof or floor of a building, or in an aircraft.

A door in a level for regulating the ventilating current; - called also weather door.

The cover for such an opening.

A hatchway.

A door that opens upward on the rear of an automobile; a hatchback.

A floodgate.

The act or an instance of hatching from an egg or similar structure.

The act or an instance of emerging from a cocoon or chrysalis.

The act or an instance of emerging from the water when transforming from an aquatic larval or pupal form to a winged form.

A group of young organisms, especially birds, that hatch at one time; a brood.

A group of adult insects that emerge at one time.

A group of winged insects, as mayflies or caddisflies, that emerge at one time from a body of water.

A fine line used in hatching.

To emerge from an egg or other structure that surrounds and protects an embryo.

To emerge from a cocoon or chrysalis.

To emerge from the water when transforming from an aquatic larval or pupal form to a winged form, as a mayfly or caddisfly.

To produce (young) from an egg or eggs.

To cause (an egg or eggs) to produce young.

To devise or originate, especially in secret

To shade by drawing or etching fine parallel or crossed lines on.

A horizontal door in a floor or ceiling.

A trapdoor.

An opening in a wall at window height for the purpose of serving food or other items. A pass through.

A small door in large mechanical structures and vehicles such as aircraft and spacecraft often provided for access for maintenance.

(nautical) An opening through the deck of a ship or submarine

(slang) A gullet.

A frame or weir in a river, for catching fish.

A floodgate; a sluice gate.

(Scotland) A bedstead.

(mining) An opening into, or in search of, a mine.

The act of hatching.

(figurative) Development; disclosure; discovery.

(poultry) A group of birds that emerged from eggs at a specified time.

(often as mayfly hatch) The phenomenon, lasting 1–2 days, of large clouds of mayflies appearing in one location to mate, having reached maturity.

(informal) A birth, the birth records (in the newspaper).

(transitive) To close with a hatch or hatches.

To emerge from an egg.

To break open when a young animal emerges from it.

(transitive) To incubate eggs; to cause to hatch.

(transitive) To devise (a plot or scheme).

(transitive) To shade an area of (a drawing, diagram, etc.) with fine parallel lines, or with lines which cross each other (cross-hatch).

To cross; to spot; to stain; to steep.

To cross with lines in a peculiar manner in drawing and engraving. See Hatching.

To cross; to spot; to stain; to steep.

To produce, as young, from an egg or eggs by incubation, or by artificial heat; to produce young from (eggs); as, the young when hatched.

To contrive or plot; to form by meditation, and bring into being; to originate and produce; to concoct; as, to hatch mischief; to hatch heresy.

To produce young; - said of eggs; to come forth from the egg; - said of the young of birds, fishes, insects, etc.

To close with a hatch or hatches.

The act of hatching.

Development; disclosure; discovery.

The chickens produced at once or by one incubation; a brood.

A door with an opening over it; a half door, sometimes set with spikes on the upper edge.

A frame or weir in a river, for catching fish.

A flood gate; a sluice gate.

A bedstead.

An opening in the deck of a vessel or floor of a warehouse which serves as a passageway or hoistway; a hatchway; also; a cover or door, or one of the covers used in closing such an opening.

An opening into, or in search of, a mine.

The production of young from an egg

Shading consisting of multiple crossing lines

A movable barrier covering a hatchway

Emerge from the eggs;

Devise or invent;

Inlay with narrow strips or lines of a different substance such as gold or silver, for the purpose of decorating

Draw, cut, or engrave lines, usually parallel, on metal, wood, or paper;

Sit on (eggs);