| ASTROBIOLOGY | • astrobiology n. (Sciences) The study of life anywhere in the universe, including the Earth. • ASTROBIOLOGY n. exobiology. |
| BACTERIOLOGY | • bacteriology n. (Biology, microbiology) The scientific study of bacteria, especially in relation to disease and agriculture. • BACTERIOLOGY n. the scientific study of bacteria. |
| BLOWTORCHING | • blowtorching v. Present participle of blowtorch. • BLOWTORCH v. to apply a blowtorch to. |
| EMBRYOLOGIST | • embryologist n. An expert or specialist in embryology. • EMBRYOLOGIST n. a specialist in embryology. |
| GARBOLOGISTS | • garbologists n. Plural of garbologist. • GARBOLOGIST n. a person who studies a society's waste materials. |
| GLOBETROTTED | • globetrotted v. Simple past tense and past participle of globetrot. • GLOBETROT v. to travel the world. |
| GLOBETROTTER | • globetrotter n. A person who travels often to faraway places. • globe-trotter n. Alternative form of globetrotter. • globe␣trotter n. Alternative spelling of globetrotter. |
| GUTTERBLOODS | • gutterbloods n. Plural of gutterblood. • GUTTERBLOOD n. (Scots) a lowborn person. |
| OBLIGATORILY | • obligatorily adv. In an obligatory manner. • OBLIGATORY adv. binding in law or conscience. |
| TIMBROLOGIES | • TIMBROLOGY n. the study of postage stamps. |
| TIMBROLOGIST | • TIMBROLOGIST n. a collector of stamps. |
| TRIBOLOGICAL | • tribological adj. Of or pertaining to tribology. • TRIBOLOGICAL adj. relating to tribology. |
| TRIBOLOGISTS | • tribologists n. Plural of tribologist. • TRIBOLOGIST n. a student of tribology. |
| URBANOLOGIST | • urbanologist n. A sociologist who studies the problems of living in cities and towns. • URBANOLOGIST n. one who studies towns. |