tranquil
adjCA, US /ˈtɹeɪ̯ŋ.kwɪl/ · /ˈtɹæŋ.kwɪl/
Etymology Borrowed from Middle French tranquille, from Latin tranquillus, from trāns- + the root of quiēs (“rest, quiet, peace”), ultimately from *kʷyeh₁- (“to rest”).
1
Free from emotional or mental disturbance.
- Some time passed before I felt tranquil even here: I had a vague dread that wild cattle might be near, or that some sportsman or poacher might discover me.1847, Charlotte Brontë, chapter XXVIII, in Jane Eyre:
2
Calm; without motion or sound.
- […]that the streams which did form were clear and tranquil because fed by perennial springs from the underground supply; and that in their tranquil waters extensive peat bogs formed.1921, Douglas Wilson Johnson, Battlefields of the World War, Western and Southern Fronts: A Study in Military Geography, page 262:
- Derived terms
- tranquilize, untranquil
- Related terms
- tranquillity, tranquillize, tranquilly, tranquilness