semiarch

[ sem-ee-ahrch, sem-ahy- ]
/ ˈsɛm iˌɑrtʃ, ˈsɛm aɪ- /

noun

a half arch.

Origin of semiarch

First recorded in 1815–25; semi- + arch1

Words nearby semiarch

semi-independent, semi-open anesthesia, semiamateur, semiannual, semiaquatic, semiarch, semiarid, semiattached, semiautobiographical, semiautomated, semiautomatic