| BREAKTHROUGH | • breakthrough adj. Characterized by major progress or overcoming some obstacle. • breakthrough adj. (Immunology) Involving the contraction of a disease by a person with a decreased susceptibility, such… • breakthrough adj. (Medicine) The emergence or one or more symptoms of a condition despite medication or other medical treatment. |
| CHECKERBOARD | • checkerboard n. A pattern of squares of alternating colours. • checkerboard n. A board, usually square, covered with such a pattern; especially such a board with 8×8 squares, used… • checkerboard n. (Film) A style of negative cutting that avoids visible splice marks. |
| HALTERBROKEN | • halterbroken v. Past participle of halterbreak. • HALTERBREAK v. to break (as a colt) to a halter. |
| HETEROKARYON | • heterokaryon n. (Biology) A cell having two or more genetically different nuclei. • HETEROKARYON n. a cell, as in the mycelium of a fungus, that contains two or more genetically unlike nuclei. |
| HOUSEBREAKER | • housebreaker n. A criminal who breaks into and enters another’s house or premises with the intent of committing a crime. • house-breaker n. Alternative form of housebreaker. • house␣breaker n. Alternative form of housebreaker. |
| HYDROCRACKED | • hydrocracked v. Simple past tense and past participle of hydrocrack. • hydrocracked adj. That has been subjected to hydrocracking. • HYDROCRACK v. to crack hydrocarbons in the presence of hydrogen. |
| HYDROCRACKER | • hydrocracker n. (Organic chemistry) A chemical engineering plant in which hydrocracking takes place. • HYDROCRACKER n. one engaged in hydrocracking. |
| KATHAROMETER | • katharometer n. (Sciences) A device used for analyzing gas mixtures by measuring their thermal conductivity. • KATHAROMETER n. an instrument measuring changes in composition of gases. |
| KERATOPHYRES | • keratophyres n. Plural of keratophyre. • KERATOPHYRE n. a fine-grained soda trachyte. |
| KERAUNOGRAPH | • keraunograph n. (Archaic) A figure or picture impressed by lightning upon the human body or elsewhere. • keraunograph n. A ceraunograph; an instrument for measuring and recording lightning. • KERAUNOGRAPH n. an instrument for detecting distant thunderstorms, also CERAUNOGRAPH. |
| LEATHERWORKS | • leatherworks n. A factory that manufactures leatherwork. • LEATHERWORK n. work in leather. |
| SHOPBREAKERS | • shopbreakers n. Plural of shopbreaker. • SHOPBREAKER n. a person who breaks into a shop. |
| WORKWATCHERS | • WORKWATCHER n. in horse-racing, a tout. |