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air conditioner	a machine that cools the air in a room or car. An air conditioner also takes the dust and dampness out of the air.
air conditioning	a system that cools air and takes dust and dampness out of it. Air conditioning is used inside buildings and cars.
amiss	out of place or not right; wrong. [1/2 definitions]
appendix	a short, closed tube of tissue that grows out of the large intestine. The appendix is on the right side of the lower abdomen. [1/2 definitions]
arch¹	a curved structure made out of stone or brick and used to span an open space such as a door. [1/4 definitions]
article	a single thing; one item out of a group of similar objects. [1/4 definitions]
artificial respiration	the forcing of air into and out of the lungs of a person who has stopped breathing.
aside	out of one's thoughts. [1/3 definitions]
askew	out of line; at an angle. [1/2 definitions]
Athena	the goddess of wisdom, the arts, and warfare, in Greek mythology. Athena was born out of the head of Zeus, ruler of the gods. In Roman mythology, Athena is called Minerva.
awake	to come out of sleep; wake up. [1/5 definitions]
away	out of being or existence. [1/6 definitions]
bail¹	(informal) to help out of a difficult situation (often followed by "out"). [1/3 definitions]
banish	to cast out of a country by official action. [1/2 definitions]
bedpan	a shallow pan used as a toilet by a person who cannot get out of bed.
blind	out of sight; hidden. [1/7 definitions]
block	a small cube or other three-dimensional shape made out of wood or plastic and used as a child's building toy. [1/9 definitions]
blockade	the shutting off of traffic into and out of a place. Military forces do this to seaports or cities during wars. [1/2 definitions]
blow²	to force air out of the mouth. [1/7 definitions]
boil over	to boil until the liquid flows out of a container.
breath	the air that flows into and out of the lungs during breathing. [1/3 definitions]

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