[ 'sɛp(ə)l , 'si:p(ə)l ]
■ noun Botany each of the parts of the calyx of a flower, enclosing the petals and typically green and leaf-like.
Origin
C19: from Fr. sépale , mod. L. ~um , from Gk skepē 'covering', influenced by Fr. pétale 'petal'.
[ 'sɛp(ə)l , 'si:p(ə)l ]
■ noun Botany each of the parts of the calyx of a flower, enclosing the petals and typically green and leaf-like.
Origin
C19: from Fr. sépale , mod. L. ~um , from Gk skepē 'covering', influenced by Fr. pétale 'petal'.
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004