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English-Thai Dictionary

semidiameter

N กึ่ง เส้นผ่าศูนย์กลาง

Webster's 1913 Dictionary

SEMIDIAMETER

SEMIDIAMETER Sem `i *di *am "e *ter, n. (Math. )

Defn: Half of a diameter; a right line, or the length of a right line, drawn from the center of a circle, a sphere, or other curved figure, to its circumference or periphery; a radius.

New American Oxford Dictionary

semidiameter

sem i di am e ter |ˌsemēdīˈamitər, ˌsemˌī -ˌsɛmiˌdaɪˈæmədər | ▶noun Astronomy & Geometry half of a diameter; radius. ORIGIN late Middle English: from late Latin.

Oxford Dictionary

semidiameter

semidiameter |ˌsɛmɪdʌɪˈamɪtə | ▶noun Geometry half of a diameter.