arca
— Noun
– English
~ type genus of the family Arcidae: ark shells and blood clams
amusement arcade
— Noun
– English
~ an arcade featuring coin-operated game machines
arcade
— Noun
– English
~ a structure composed of a series of arches supported by columns
arcade
— Noun
– English
~ a covered passageway with shops and stalls on either side
arcadia
— Noun
– English
~ a department of Greece in the central Peloponnese
arcadian
— Adjective
– English
~ (used with regard to idealized country life) idyllically rustic; "a country life of arcadian contentment"; "a pleasant bucolic scene"; "charming in its pastoral setting"; "rustic tranquility"
Arcadian
— Noun
– English
~ an inhabitant of Arcadia
Arcadic
— Noun
– English
~ the dialect of Ancient Greek spoken by Arcadians
arcane
— Adjective
– English
~ requiring secret or mysterious knowledge; "the arcane science of dowsing"
arcanum
— Noun
– English
~ information known only to a special group; "the secret of Cajun cooking"
arccos
— Noun
– English
~ the inverse function of the cosine; the angle that has a cosine equal to a given number
arccosecant
— Noun
– English
~ the angle that has a cosecant equal to a given number
arccosine
— Noun
– English
~ the inverse function of the cosine; the angle that has a cosine equal to a given number