Definition of "tonic"
- adjective
Pertaining to tension, especially of muscles.
Restorative, curative or invigorating.
Pertaining to the keynote of a composition.
Pertaining to the accent or stress in a word or in speech.
- noun
A drink intended to restore or invigorate.
Tonic water.
Any of various carbonated, non-alcoholic beverages; soda pop.
Something that revitalises or reinvigorates.
The first note of a scale.
The triad built on the tonic note.
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