| OT | amphibious African insectivorous mammal that resembles an otter |
|---|---|
| OT | hardy British hound having long pendulous ears and a thick coarse shaggy coat with an oily undercoat |
| OT | United States inventor (born in Germany) of the Linotype machine (1854-1899) |
| OT | British physicist (born in Austria) who with Lise Meitner recognized that Otto Hahn had produced a new kind of nuclear reaction which they named nuclear fission |
| OT | United States biochemist (born in Germany) who studied the metabolism of muscles (1884-1951) |
| OT | German chemist who was co-discoverer with Lise Meitner of nuclear fission (1879-1968) |
| OT | German biochemist who pioneered the use of chemical techniques in biological investigations |
| OT | King of Germany and Holy Roman Emperor (912-973) |
| OT | Danish linguist (1860-1943) |
| OT | United States pharmacologist (born in Germany) who was the first to show that acetylcholine is produced at the junction between a parasympathetic nerve and a muscle (1873-1961) |
| OT | United States biochemist (born in Germany) who studied the metabolism of muscles (1884-1951) |
| OT | Norwegian explorer who led expeditions into the Arctic (1855-1930) |