tonic

/tˈɑnɪk/ · 2 syllables

Meaning

adjective

of or relating to or producing normal tone or tonus in muscles or tissue
“a tonic reflex”
employing variations in pitch to distinguish meanings of otherwise similar words
“Chinese is a tonal language”
(used of syllables) bearing the principle stress, usually accompanied by a change in pitch
“a tonic syllables carries the main stress in a word”
relating to or being the keynote of a major or minor scale
“tonic harmony”
imparting vitality and energy
“the bracing mountain air”

noun

lime- or lemon-flavored carbonated water containing quinine
a sweet drink containing carbonated water and flavoring
“in New England they call sodas tonics”
(music) the first note of a diatonic scale
a medicine that strengthens and invigorates

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