n. 1. A 14-line verse form often in iambic pentameter, having one of several conventional rhyme schemes and usually featuring a shift in mood or tone after the eighth or twelfth line. 2. A poem in this form. [French or Italian sonetto (French, from Italian), from Old Provençal sonet, diminutive of son, song, from Latin sonus, a sound; see swen- in the Appendix of Indo-European roots.] |
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