Learn how to say Calix correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word calyx:
noun (plural calyces /-lɪsiːz/ or calyxes)
1 Botany the sepals of a flower, typically forming a whorl that encloses the petals and forms a protective layer around a flower in bud. Compare with corolla.
2 Zoology a cup-like cavity or structure, in particular:
a portion of the pelvis of a mammalian kidney.
the cavity in a calcareous coral skeleton that surrounds the polyp.
the plated body of a crinoid, excluding the stalk and arms.
late 17th century: from Latin, from Greek kalux ‘case of a bud, husk’, related to kaluptein ‘to hide’