Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun tonic

4 senses of tonic

Sense 1
tonic, tonic water, quinine water -- (lime- or lemon-flavored carbonated water containing quinine)
       => soft drink -- (nonalcoholic beverage (usually carbonated))

Sense 2
pop, soda, soda pop, soda water, tonic -- (a sweet drink containing carbonated water and flavoring; "in New England they call sodas tonics")
       => soft drink -- (nonalcoholic beverage (usually carbonated))

Sense 3
tonic, keynote -- ((music) the first note of a diatonic scale)
       => note, musical note, tone -- (a notation representing the pitch and duration of a musical sound; "the singer held the note too long")

Sense 4
tonic, restorative -- (a medicine that strengthens and invigorates)
       => medicine, medication, medicament, medicinal drug -- ((medicine) something that treats or prevents or alleviates the symptoms of disease)

Antonyms of adj tonic

3 of 5 senses of tonic

Sense 3
tonic (vs. atonic), accented -- (used of syllables; "a tonic syllables carries the main stress in a word")

atonic (vs. tonic), unaccented -- (used of syllables; "an atonic syllable carries no stress")

Sense 4
tonic -- (relating to or being the keynote of a major or minor scale; "tonic harmony")

INDIRECT (VIA tonal) -> atonal, unkeyed -- (characterized by avoidance of traditional western tonality)

Sense 5
bracing, brisk, fresh, refreshing, refreshful, tonic -- (imparting vitality and energy; "the bracing mountain air")

INDIRECT (VIA invigorating) -> debilitating -- (impairing the strength and vitality)

Similarity of adj tonic

5 senses of tonic

Sense 1
tonic -- (of or relating to or producing normal tone or tonus in muscles or tissue; "a tonic reflex"; "tonic muscle contraction")

Sense 2
tonic, tonal -- (employing variations in pitch to distinguish meanings of otherwise similar words; "Chinese is a tonal language")

Sense 3
tonic (vs. atonic), accented -- (used of syllables; "a tonic syllables carries the main stress in a word")

Sense 4
tonic -- (relating to or being the keynote of a major or minor scale; "tonic harmony")
       => tonal (vs. atonal) -- (having tonality; i.e. tones and chords organized in relation to one tone such as a keynote or tonic)

Sense 5
bracing, brisk, fresh, refreshing, refreshful, tonic -- (imparting vitality and energy; "the bracing mountain air")
       => invigorating (vs. debilitating) -- (imparting strength and vitality; "the invigorating mountain air")