semielliptical

Related to semielliptical: ellipse

sem·i·el·lip·ti·cal

S0252900 (sĕm′ē-ĭ-lĭp′tĭ-kəl, sĕm′ī-)adj. Having the form or shape of half of an ellipse, especially when divided along the major axis.

semielliptical

(ˌsɛmɪɪˈlɪptɪkəl) adj (Mathematics) shaped like one half of an ellipse, esp one divided along the major axis