| OTT | essential oil or perfume obtained from flowers |
|---|---|
| OTT | a stanza of eight lines of heroic verse with the rhyme scheme abababcc |
| OTT | the capital of Canada (located in southeastern Ontario across the Ottawa river from Quebec) |
| OTT | a member of the Algonquian people of southern Ontario |
| OTT | freshwater carnivorous mammal having webbed and clawed feet and dark brown fur |
| OTT | the fur of an otter |
| OTT | hardy British hound having long pendulous ears and a thick coarse shaggy coat with an oily undercoat |
| OTT | amphibious African insectivorous mammal that resembles an otter |
| OTT | hardy British hound having long pendulous ears and a thick coarse shaggy coat with an oily undercoat |
| OTT | United States inventor (born in Germany) of the Linotype machine (1854-1899) |
| OTT | 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 |
| OTT | United States biochemist (born in Germany) who studied the metabolism of muscles (1884-1951) |