| HOOKE | English polymath who formulated the law of elasticity, developed the balance spring and coined the word "cell" (5) |
| TOMPION | Horologist whose association with Robert Hooke led him to make one of the first balance-spring watches and who was the first to inscribe serial numbers on the back of timepieces (7) |
| ROBERTHOOKE | English scientist (1635-1703) who formulated the law of elasticity ('As the extension, so the force') in 1660 (6,5) |
| ROBERT | Forename of either the polymath discoverer of the law of elasticity, the inventor of the Bunsen burner or the Royal Society co-founder regarded as the first modern chemist (6) |
| ISAAC | English polymath who formulated his theory of gravity whilst watching apples fall, _ Newton (5) |
| ISAACNEWTON | English philosopher and mathematician (1642-1727) who formulated the law of gravitation: 2 wds. |
| RYLE | English philosopher who wrote The Concept of Mind and coined the phrase "ghost in the machine" (4) |
| RUDOLFCLAUSIUS | German physicist who formulated the second law of thermodynamics (1850) and coined the term entropy (6,8) |
| NEWTON | English polymath who discovered the laws of gravity and motion and invented calculus, Isaac _ (6) |
| PROUST | Joseph Louis -; analytical chemist who formulated the law of definite proportions (6) |
| RAWLS | Political philosopher who wrote A Theory of Justice and coined the phrase "veil of ignorance" (5) |
| HUMPHRYDAVY | English chemist who invented a type of safety lamp and coined the name 'laughing gas' for nitrous oxide (7,4) |
| BABBAGE | Charles _, English polymath who originated the concept of a digital programmable computer (7) |
| KEPLER | Astronomer who formulated the laws of orbital motion |
| WHEELER | Theoretical physicist who worked with Niels Bohr on explaining nuclear fission and coined the terms |
| GILBERT | Physicist who discovered how to make magnets and coined the new Latin word "electricus" (7) |
| USC | Sch. that claims to have created the first and coined the term computer virus (thanks, jerks) |
| COMTE | Auguste (1798-1857), French philosopher who founded positivism and coined the term sociology (5) |
| LAPLACE | Pierre-Simon ___, French polymath who formulated the nebular hypothesis (7) |
| SPRING | Device whose expansion and compression is described in Robert Hooke's law of elasticity, or, a season associated with house cleaning and decluttering rituals (6) |
