SEMIANNULAR
Sem`i*an"nu*lar, a.

Defn: Having the figure of a half circle; forming a semicircle. Grew.

SEMI-ARIAN
Sem`i-A"ri*an, n. Etym: [See Arian.] (Eccl. Hist.)

Defn: A member of a branch of the Arians which did not acknowledge the Son to be consubstantial with the Father, that is, of the same substance, but admitted him to be of a like substance with the Father, not by nature, but by a peculiar privilege.

SEMI-ARIAN
Sem"i-A"ri*an, a.

Defn: Of or pertaining to Semi-Arianism.

SEMI-ARIANISM
Sem`i-A"ri*an*ism, n.

Defn: The doctrines or tenets of the Semi-Arians.

SEMIAXIS
Sem`i*ax"is, n. (Geom.)

Defn: One half of the axis of an