| APOSTACIES | • apostacies n. Plural of apostacy. • APOSTACY n. abandonment of one's faith or beliefs, also APOSTASY. |
| ASTACOLOGY | • astacology n. The study of crayfish (Astacoidea). • ASTACOLOGY n. the science of crayfish. |
| CISTACEOUS | • cistaceous adj. (Botany) Belonging to the family Cistaceae of rockroses. • CISTACEOUS adj. of or like a Cistus, the rockrose genus. |
| CRUSTACEAN | • crustacean n. Any arthropod of the subphylum Crustacea, including lobsters, crabs, shrimp, barnacles and woodlice. • CRUSTACEAN n. a member of the crustacea, a large class of arthropod animals with hard shells. |
| ISOSTACIES | • ISOSTACY n. the state of balance in the earth's crust, also ISOSTASY. |
| MOUSTACHED | • moustached adj. Having a moustache. • MOUSTACHED adj. having a moustache. |
| MOUSTACHES | • moustaches n. Plural of moustache. • MOUSTACHE n. the unshaved hair on a man's upper lip, also MUSTACHE. |
| MOUSTACHIO | • moustachio n. Alternative spelling of mustachio. • moustachio v. Alternative spelling of mustachio. • MOUSTACHIO n. (Spanish) a large, elegantly curling moustache, also MUSTACHIO. |
| MUSTACHIOS | • mustachios n. Plural of mustachio. • mustachios v. Third-person singular simple present indicative form of mustachio. • MUSTACHIO n. (Spanish) a large, elegantly curling moustache, also MOUSTACHIO. |
| PISTACHIOS | • pistachios n. Plural of pistachio. • PISTACHIO n. a kind of tree, or its edible nutlike fruit. |
| RESTACKING | • restacking v. Present participle of restack. • restacking n. The act or result of stacking something again. • RESTACK v. to stack again. |
| SMOKESTACK | • smokestack n. A conduit or group of conduits atop a structure allowing smoke to flow out, as on a steam locomotive… • SMOKESTACK n. a pipe or funnel through which smoke and gases are discharged. |
| STACATIONS | • stacations n. Plural of stacation. • STACATION n. a holiday in which leisure activities are pursued while staying at one's own home, also STAYCATION. |
| STACKROOMS | • stackrooms n. Plural of stackroom. • STACKROOM n. in a library, a room where books are kept in stacks. |
| STACKYARDS | • stackyards n. Plural of stackyard. • STACKYARD n. a yard or inclosure for stacks of hay or grain. |
| TESTACEANS | • testaceans n. Plural of testacean. • TESTACEAN n. a microscopic animal with a hard shell. |
| TESTACEOUS | • testaceous adj. (Obsolete) Pertaining to earthenware or baked clay. • testaceous adj. Having a shell, especially one which is not articulated. • testaceous adj. Of a dull orange or brownish colour, like brick. |
| UNSTACKING | • unstacking v. Present participle of unstack. • UNSTACK v. to remove from a stack. |