a. rare. [f. SONNET sb.] Characterized by, composed of, sonnets.

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1884.  Blackw. Mag., June, 754/2. Two of the sonnets of this ‘handmaid’ series were composed … in what may be called the sonnetic period in Shakespeare’s life. Ibid., 757/1. Many of the ideas, figures, and forms of expression found in his great sonnetic poem.

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