| ATHERMANOUS | • athermanous adj. Not transmitting heat. • ATHERMANOUS adj. impervious to radiant heat. |
| BURTHENSOME | • burthensome adj. Obsolete spelling of burdensome. • BURTHENSOME adj. heavy, oppressive, also BURDENOUS, BURDENSOME. |
| COUNTERMYTH | • countermyth n. A myth that counters or contradicts another. • COUNTERMYTH n. an opposing myth. |
| DINOTHERIUM | • dinotherium n. An extinct animal of large size, with elephant-like tusks curved down from its lower jaw. • DINOTHERIUM n. an extinct elephantine mammal with downward-curving tusks, also DEINOTHERE, DEINOTHERIUM, DINOTHERE. |
| ERYTHRONIUM | • erythronium n. A plant of the genus Erythronium; a dogtooth violet. • erythronium n. (Obsolete) An early proposed name for vanadium. • Erythronium prop.n. A taxonomic genus within the family Liliaceae – the fawnlilies. |
| EUCHROMATIN | • euchromatin n. (Genetics) uncoiled dispersed threads of chromosomal material that occurs during interphase; it stains… • EUCHROMATIN n. the part of chromatin that is genetically active and is largely composed of genes. |
| FURTHCOMING | • FURTHCOMING n. in Scots law, an action brought by an arrester against the arrestee and the common debtor after an arrestment in order that the arrested money or property be delivered to the arrester. |
| NOTOTHERIUM | • Nototherium prop.n. A taxonomic genus within the family Diprotodontidae – extinct marsupials with hypsodont molars, a relative… • NOTOTHERIUM n. an extinct Pleistocene rhinoceros-sized marsupial of the genus Nototherium, related to the wombats. |
| NOURISHMENT | • nourishment n. The act of nourishing or the state of being nourished. • nourishment n. Something that nourishes; food. • NOURISHMENT n. food, nutriment. |
| OUTCHARMING | • outcharming v. Present participle of outcharm. • OUTCHARM v. to surpass in charming. |
| OUTHOMERING | • outhomering v. Present participle of outhomer. • OUTHOMER v. to surpass in hitting home runs. |
| OUTHUMORING | • outhumoring v. Present participle of outhumor. • OUTHUMOR v. to surpass in humoring, also OUTHUMOUR. |
| OUTMARCHING | • outmarching v. Present participle of outmarch. • OUTMARCH v. to surpass in marching. |
| PROTOHUMANS | • protohumans n. Plural of protohuman. • proto-humans n. Plural of proto-human. • PROTOHUMAN n. a prehistoric primate, a supposed ancestor of modern man. |
| RHUMBATRONS | • RHUMBATRON n. a cavity resonator. |
| SOUTHERNISM | • southernism n. Anything characteristic of the southern part of a region, especially the southern United States. • southernism n. A word or phrase (a dialectism) from Southern American English. • SOUTHERNISM n. a southern expression. |