| 单词 | tonic |
| 释义 | tonic —tonically, adv. /ton"ik/, n. 1. a medicine that invigorates or strengthens: a tonic of sulphur and molasses. 2. anything invigorating physically, mentally, or morally: His cheerful greeting was a real tonic. 3. See quinine water. 4. Music. the first degree of the scale; the keynote. 5. Chiefly Eastern New Eng. soda pop. 6. Phonet. a tonic syllable or accent. adj. 7. pertaining to, maintaining, increasing, or restoring the tone or health of the body or an organ, as a medicine. 8. invigorating physically, mentally, or morally. 9. Physiol. , Pathol. a. pertaining to tension, as of the muscles. b. marked by continued muscular tension: a tonic spasm. 10. using differences in tone or pitch to distinguish between words that are otherwise phonemically identical: a tonic language. 11. pertaining to tone or accent in speech. 12. Phonet. (of a syllable) bearing the principal stress or accent, usually accompanied by a change in pitch. 13. Music. a. of or pertaining to a tone or tones. b. pertaining to or founded on the keynote, or first tone, of a musical scale: a tonic chord. [1640-50; < Gk tonikós pertaining to stretching or tones. See TONE, -IC] Syn. 2. stimulant, restorative, bracer, pickup. Regional Variation. 5. See soda pop. |
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