Defn: Having the outer and middle toes partially united; — said of certain birds related to the creepers.

SYNALOEPHA
Syn`a*loe"pha, n. Etym: [L.]

Defn: Same as Synalepha.

SYNANGIUM
Syn*an"gi*um, n.; pl. Synangia. Etym: [NL., fr. Gr. (Anat.)

Defn: The divided part beyond the pylangium in the aortic trunk of
the amphibian heart.
— Syn*an"gi*al, a.

SYNANTHEROUS
Syn*an"ther*ous, a. Etym: [Pref. syn- + anther.] (Bot.)

Defn: Having the stamens united by their anthers; as, synantherous flowers.

SYNANTHESIS
Syn`an*the"sis, n. Etym: [NL., fr. Gr. (Bot.)

Defn: The simultaneous maturity of the anthers and stigmas of a blossom. Gray.

SYNANTHOUS
Syn*an"thous, a. Etym: [Pref. syn- + Gr. (Bot.)