| AUTOMOBILISM | • automobilism n. (Dated) The use of automobiles. • AUTOMOBILISM n. an interest in cars. |
| AUTOMOBILIST | • automobilist n. (Archaic) The driver of a motor vehicle. • AUTOMOBILIST n. one with an interest in cars. |
| BIOMOLECULES | • biomolecules n. Plural of biomolecule. • BIOMOLECULE n. an organic molecule and esp. a macromolecule (as a protein or nucleic acid) in living organisms. |
| BOMBACACEOUS | • bombacaceous adj. (Botany) Belonging to the now disused family Bombacaceae (now the much-reduced subfamily Bombacoideae in Malvaceae). • BOMBACACEOUS adj. relating to the family Bombacaceae, silk-cotton trees. |
| BROMOURACILS | • bromouracils n. Plural of bromouracil. • BROMOURACIL n. a uracil derivative that is an analog of thymine and pairs readily with adenine and sometimes with guanine. |
| BUMBERSHOOTS | • bumbershoots n. Plural of bumbershoot. • BUMBERSHOOT n. (US slang) umbrella. |
| BUTTONMOULDS | • buttonmoulds n. Plural of buttonmould. • BUTTONMOULD n. the small core of plastic, wood, or metal that is the base for buttons covered with fabric, leather, etc. |
| COLLEMBOLOUS | • COLLEMBOLOUS adj. of or like a collembolan, a springtail. |
| EMBOURGEOISE | • embourgeoise v. (Transitive) To make bourgeois; to gentrify. • embourgeoisé adj. Made or become bourgeois. • EMBOURGEOISE v. to cause to become bourgeois or middle-class. |
| MOORBUZZARDS | • moor␣buzzards n. Plural of moor buzzard. • MOORBUZZARD n. the marsh harrier. |
| MOXIBUSTIONS | • moxibustions n. Plural of moxibustion. • MOXIBUSTION n. cauterization by use of moxa. |
| NONAMBIGUOUS | • nonambiguous adj. Not ambiguous. • NONAMBIGUOUS adj. not ambiguous. |
| OBUMBRATIONS | • obumbrations n. Plural of obumbration. • OBUMBRATION n. the act of obumbrating. |
| OMBROPHILOUS | • ombrophilous adj. (Biology) Capable of thriving in areas of heavy rainfall. • OMBROPHILOUS adj. capable of withstanding long periods of rain. |
| OMBROPHOBOUS | • ombrophobous adj. Synonym of ombrophobic. • OMBROPHOBOUS adj. of or like an ombrophobe, a plant thriving only in desert conditions. |
| OMBUDSPERSON | • ombudsperson n. A person of any gender who performs the function historically defined by the term ombudsman. |
| SCHUSSBOOMER | • schussboomer n. (Skiing) A fast downhill skier. • SCHUSSBOOMER n. a very proficient schusser. |
| SUBCOMPONENT | • subcomponent n. A lesser or secondary component. • SUBCOMPONENT n. a subordinate component. |
| SUBECONOMIES | • subeconomies n. Plural of subeconomy. • SUBECONOMY n. the lower reaches of the economy. |
| UNCOMPOSABLE | • uncomposable adj. Impossible to compose, or put together. • uncomposable adj. Incapable of being composed or reconciled. • UNCOMPOSABLE adj. that cannot be composed. |