| JAMESDYSON | Inventor and tycoon |
| DYSON | James - - -, inventor and tycoon (5) |
| ASAS | Botanist Gray and tycoon Candler |
| NABOB | Sailor hosted by aristocrat and tycoon (5) |
| THEO | Former Dragons' Den entrepreneur and tycoon, ---- Paphitis (4) |
| ROGET | Which English physician, inventor and lexicographer is known for his work on the slide-rule and his |
| CARROLL | Pen name of an author, puzzle inventor and Oxford mathematics don who coined portmanteau words including bandersnatch, burble, chortle, frabjous, frumious, galumph, jabberwocky and mimsy (7) |
| EDISON | Inventor and businessman whose inventions included the phonograph and motion picture camera (6) |
| BENFRANKLIN | Early American scientist, inventor and founding father who created the first bifocals and the lightning rod |
| SUOMI | Inventor and meteorologist Verner ___ |
| SINCLAIR | Sir Clive --, British inventor and entrepreneur (8) |
| LEAR | Runcible spoon inventor and limerick-maker, Edward ... |
| TESLA | Serbian-American inventor and electrical engineer |
| NOBEL | Number snubbed inventor - and another |
| RON | Mr Hickman, inventor and motoring designer (3) |
| MCADAM | Scottish inventor and road builder John Loudon ___ |
| GEIGER | inventor and physicist Hans |
| MARCONI | Italian inventor and physicist (7) |
| JAMESWATT | Scottish inventor and power unit namesake |
| TESLAS | Units named after inventor and engineer Nikola |
