Entry 2 senses Webster, 1913 Solen · So·len · IPA /ˈsəʊlən/ 01 n. A cradle, as for a broken limb. See Cradle, 6. 1. A cradle, as for a broken limb. See Cradle, 6.(Med.) See: Cradle 2. Any marine bivalve mollusk belonging to Solen or allied genera of the family Solenidae; a razor shell.(Zool.)