Partner of gin

noun

1. Tonic water
2. An agent (such as a drug) that increases body tone
3. One that invigorates, restores, refreshes, or stimulates

   "a day in the country was a tonic for him"

4. A liquid preparation for the scalp or hair
5. A carbonated flavored beverage
6. The first tone of a major or minor scale keynote
7. A voiced sound

adjective

1. Characterized by tonus

   "tonic contraction of muscle"

2. Producing or adapted to produce healthy muscular condition and reaction of organs (such as muscles)
3. Increasing or restoring physical or mental tone refreshing
4. Yielding a tonic substance
5. Relating to or based on the first tone of a scale

   "tonic harmony"

6. Bearing a principal stress or accent
7. Of or relating to speech tones or to languages using them to distinguish words otherwise identical

noun

1. Relative phonetic prominence (as from greater stress or higher pitch) of a spoken syllable or word
2. Accent depending on pitch rather than stress

noun

1. A system of solmization based on key relationships that replaces the normal notation with sol-fa syllables or their initials

noun

1. A carbonated beverage flavored with a small amount of quinine, lemon, and lime