| ARCADE | • arcade n. (Architecture) A row of arches. • arcade n. (Architecture) A covered passage, usually with shops on both sides. • arcade n. An establishment that runs coin-operated games. |
| ARCANA | • arcana n. Specialized knowledge that is mysterious to the uninitiated. • arcana n. Plural of arcanum. • ARCANA n. either of the two divisions of a pack of tarot cards. |
| ARCANE | • arcane adj. Understood by only a few. • arcane adj. (By extension) Obscure, mysterious. • arcane adj. Requiring secret or mysterious knowledge to understand. |
| ARCHED | • arched adj. Curved. • arched v. Simple past tense and past participle of arch. • ARCH v. to bend like a curved structure. |
| ARCHEI | • archei n. Plural of archeus. • ARCHEUS n. an inner controlling spirit, also ARCHAEUS. |
| ARCHER | • archer n. One who shoots an arrow from a bow or a bolt from a crossbow. • archer n. (Historical, obsolete) The bishop in chess. • archer adj. Comparative form of arch: more arch. |
| ARCHES | • arches n. Plural of arch. • arches v. Third-person singular simple present indicative form of arch. • Arches prop.n. Arches National Park, a national park in Utah. |
| ARCHIL | • archil n. (Obsolete) Orchil, a violet dye obtained from several species of lichen (Roccella tinctoria, etc.)… • archil n. (Obsolete) The lichen from which the dye is obtained. • ARCHIL n. a red or violet dye, also ORCHEL, ORCHELLA, ORCHILLA, ORSEILLE. |
| ARCHLY | • archly adv. In an arch manner; slyly. • ARCH adv. sly, mischievous. |
| ARCHON | • archon n. A chief magistrate of ancient Athens. • archon n. A person who claims the right to rule, or to exercise power or sovereign authority over other human beings. • archon n. A ruler, head of state or other leader. |
| ARCING | • arcing v. Present participle of arc. • arcing n. The shape or motion of something that arcs. • ARCING n. an electrical discharge, also ARCKING. |
| ARCKED | • arcked v. Simple past tense and past participle of arc. • ARC v. to make an electric discharge. |
| ARCMIN | • arcmin n. Abbreviation of arcminute. • ARCMIN n. an angular measure, one sixtieth of a degree. |
| ARCSEC | • arcsec n. Abbreviation of arcsecond. • arcsec sym. (Mathematics) The symbol of the inverse secant, or arcsecant, function. • ARCSEC n. an angular measure, 1/3600 of a degree. |
| ARCTIC | • arctic adj. Alternative letter-case form of Arctic. • arctic n. Alternative letter-case form of Arctic. • Arctic adj. (Astronomy, now only in compounds) Pertaining to the celestial north pole, or to the pole star. |