| Arctic Circle |
an imaginary line drawn around the earth parallel to the equator and south of the North Pole. |
| arctic fox |
a fox of arctic regions, whose fur is blue-gray or brownish gray in summer and white or light gray in winter. |
| Arctic Ocean |
an ocean that surrounds the North Pole; Arctic. |
| Arcturus |
an orange star in the constellation Boötes, having a magnitude of zero. |
| arcuate |
curved or bent like a bow; arched. |
| arcuated |
arcuate. [2 definitions] |
| arcuation |
the state of being curved, arched, or bent like a bow. [3 definitions] |
| arc welding |
a method of welding in which the extreme heat of an electric arc is used. |
| -ard |
one who often or excessively performs (such) an action or is in (such) a condition. |
| ardent |
having or characterized by very strong feelings such as passion, devotion, or desire; fervent. [2 definitions] |
| ardently |
in a passionate and devoted manner. [2 definitions] |
| ardor |
very strong feelings; passion; fervor. |
| arduous |
entailing great difficulty, exertion, or endurance; laborious. [3 definitions] |
| are1 |
2nd person present sing. and 1st, 2nd, and 3rd person pl. of be. |
| are2 |
a unit of area equal to one hundred square meters or 119.6 square yards. |
| area |
a place or region. [4 definitions] |
| area code |
in the United States and Canada, any of the three-digit codes that identify the regional telephone districts into which the countries are divided. [2 definitions] |
| area rug |
a rug intended to cover only a specific section of a floor. |
| areaway |
a sunken area in front of basement doors or windows allowing access from outside, or permitting light and air to pass through. [2 definitions] |
| areca |
any of several tall palm trees of tropical Asia, such as the betel palm, having a smooth, slender trunk and feathery leaves and bearing red or orange nuts. [2 definitions] |
| arena |
a stage, ring, or other circumscribed area where sporting events or performances are held. [4 definitions] |