tonic

[ ton-ik ]
/ ˈtɒn ɪk /

noun

adjective

Origin of tonic

First recorded in 1640–50, tonic is from the Greek word tonikós pertaining to stretching or tones. See tone, -ic

regional variation note for tonic

5. See soda pop.

OTHER WORDS FROM tonic

ton·i·cal·ly, adverb an·ti·ton·ic, adjective, noun non·ton·ic, adjective pre·ton·ic, noun, adjective

Definition for tonic (2 of 2)

-tonic

a combining form occurring in adjectives that correspond to nouns ending in -tonia: catatonic.

Origin of -tonic

see origin at tonic

Example sentences from the Web for tonic

British Dictionary definitions for tonic

tonic
/ (ˈtɒnɪk) /

noun

adjective

Derived forms of tonic

tonically, adverb

Word Origin for tonic

C17: from New Latin tonicus, from Greek tonikos concerning tone, from tonos tone

Medical definitions for tonic

tonic
[ tŏnĭk ]

adj.

Of or producing tone or tonicity in muscles or tissue.
Characterized by continuous tension or contraction of muscles, as a convulsion or spasm.
Producing or stimulating physical, mental, or emotional vigor.

n.

An agent, such as a medication, that restores or increases body tone.