(Sem`i*di*am"e*ter) n. (Math.) 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
(Sem`i*di`a*pa"son) n. (Mus.) An imperfect octave.
(Sem`i*di`a*pen"te) n. (Mus.) An imperfect or diminished fifth. Busby.
(Sem`i*di`a*pha*ne"i*ty) n. Half or imperfect transparency; translucency. [R.] Boyle.
(Sem`i*di*aph"a*nous) a. Half or imperfectly transparent; translucent. Woodward.
(Sem`i*di`a*tes"sa*ron) n. (Mus.) An imperfect or diminished fourth. [R.]
(Sem`i*di"tone`) n. [Pref. semi- + ditone: cf. It. semiditono. Cf. Hemiditone.] (Gr.
Mus.) A lesser third, having its terms as 6 to 5; a hemiditone. [R.]
1. Pertaining to, or accomplished in, half a day, or twelve hours; occurring twice every day.
2. Pertaining to, or traversed in, six hours, or in half the time between the rising and setting of a heavenly
body; as, a semidiurnal arc.
(Sem"i*dome`) n. (Arch.) A roof or ceiling covering a semicircular room or recess, or one
of nearly that shape, as the apse of a church, a niche, or the like. It is approximately the quarter of a
(Sem"i*dou`ble) n. (Eccl.) An office or feast celebrated with less solemnity than the double
ones. See Double, n., 8.
(Sem`i*dou"ble), a. (Bot.) Having the outermost stamens converted into petals, while the
inner ones remain perfect; said of a flower.
(Sem"i*fa`ble) n. That which is part fable and part truth; a mixture of truth and fable. De
(Sem"i*flexed`) a. Half bent.
(Sem"i*flo`ret) n. (Bot.) See Semifloscule.
(Sem`i*flos"cu*lar) a. Semiflosculous.
(Sem"i*flos`cule) n. (Bot.) A floscule, or florest, with its corolla prolonged into a strap-
shaped petal; called also semifloret.
(Sem`i*flos"cu*lous) a. (Bot.) Having all the florets ligulate, as in the dandelion.
(Sem`i*flu"id) a. Imperfectly fluid. n. A semifluid substance.
(Sem"i*form`) n. A half form; an imperfect form.