Aircraft door

noun

1. A small door or opening (as in an airplane or spaceship)

   "an escape hatch"

2. An opening in the deck of a ship or in the floor or roof of a building
3. The covering for such an opening
4. Hatchway
5. Compartment
6. Floodgate

verb

1. To produce young by incubation
2. To emerge from an egg, chrysalis, or pupa
3. To give forth young or imagoes
4. To incubate eggs brood
5. To produce (young) from an egg by applying natural or artificial heat
6. Incubate
7. To bring into being originate

noun

1. An act or instance of hatching
2. A brood of hatched young

verb

1. To inlay with narrow bands of distinguishable material

   "a silver handle hatched with gold"

2. To mark (something, such as a drawing or engraving) with fine closely spaced lines

noun

1. A mark, line, or stroke (as in a drawing or engraving) made usually by a single movement of a pen, pencil, etc.

idiom

1. To make a secret plan to do something that is usually illegal or harmful

   "They hatched a plot to steal the famous painting."

noun

1. A raised framework with a sliding cover over a small hatch on a ship
2. A psychiatric hospital

noun

1. A hatch providing an emergency exit from an enclosed space
2. A means of evading a difficulty, dilemma, or responsibility

idiom

1. Into the mouth and down the throat

   "This whiskey sure goes down the hatch easily!"

idiom

1. Usually used in negative statements to mean that someone should not depend on something hoped for until he or she knows for certain that it will happen