9 letters · 16 points in Scrabble
noun a group of bracts simulating a calyx as in a carnation or hibiscus
noun a small cup-shaped structure (as a taste bud or optic cup or cavity of a coral containing a polyp)
originFrom Latin calyculus (“small flower bud, calyx”), diminutive of calyx. By surface analysis, calyc- + -ulus.
Etymology from Wiktionary, CC BY-SA 3.0