| ARSENAL | • arsenal n. A military establishment for the storing, development, manufacturing, testing, or repairing of arms… • arsenal n. A stock of weapons, especially all the weapons that a nation possesses. • arsenal n. A store or supply of anything. |
| ARSENALS | • arsenals n. Plural of arsenal. • ARSENAL n. a storehouse for weapons. |
| ARSENATE | • arsenate n. (Chemistry) Any salt or ester of arsenic acid. • arsenate n. (Chemistry) The anion AsO43−. • ARSENATE n. a salt of arsenic acid, also ARSENIATE. |
| ARSENATES | • arsenates n. Plural of arsenate. • ARSENATE n. a salt of arsenic acid, also ARSENIATE. |
| ARSENIATE | • arseniate n. (Inorganic chemistry) arsenate. • ARSENIATE n. a salt of arsenic acid, also ARSENATE. |
| ARSENIATES | • arseniates n. Plural of arseniate. • ARSENIATE n. a salt of arsenic acid, also ARSENATE. |
| ARSENIC | • arsenic n. A nonmetallic chemical element (symbol As) with an atomic number of 33. • arsenic n. (Countable) A single atom of this element. • arsenic n. Arsenic trioxide. |
| ARSENICAL | • arsenical adj. Of or pertaining to, or containing, arsenic. • arsenical n. Any drug or other substance containing arsenic. • ARSENICAL n. a compound (esp. organic) of arsenic. |
| ARSENICALS | • arsenicals n. Plural of arsenical. • ARSENICAL n. a compound (esp. organic) of arsenic. |
| ARSENICS | • arsenics n. Plural of arsenic. • ARSENIC n. a metallic element. |
| ARSENIDE | • arsenide n. An ion that is an arsenic atom with three extra electrons and charge -3. • arsenide n. A compound with arsenic in oxidation state -3. • ARSENIDE n. a compound of arsenic with a metal. |
| ARSENIDES | • arsenides n. Plural of arsenide. • ARSENIDE n. a compound of arsenic with a metal. |
| ARSENIOUS | • arsenious adj. (Chemistry) Of or containing arsenic with a valence of 3. • ARSENIOUS adj. containing arsenic in the trivalent state. |
| ARSENITE | • arsenite n. (Chemistry) Any oxyanion of trivalent arsenic, especially the AsO33− anion (or protonated derivatives);… • ARSENITE n. a salt formed by the union of arsenious acid with a base. |
| ARSENITES | • arsenites n. Plural of arsenite. • ARSENITE n. a salt formed by the union of arsenious acid with a base. |
| ARSENO | • arseno- pref. (Organic chemistry, mineralogy) Used to name compounds and minerals in which an element is replaced by arsenic. • ARSENO adj. forming names of compounds and derivatives of arsenic. |
| ARSENOPYRITE | • arsenopyrite n. (Mineralogy) A silvery-grey ore of arsenic, a mixed arsenide and sulfide of iron, FeAsS. • ARSENOPYRITE n. arsenical iron pyrites. |
| ARSENOPYRITES | • arsenopyrites n. Plural of arsenopyrite. • ARSENOPYRITE n. arsenical iron pyrites. |
| ARSENOUS | • arsenous adj. (Chemistry) of, related to, or derived from arsenic, especially in an oxidation state of three; arsenious. • ARSENOUS adj. pertaining to arsenic. |