Defn: Conical, but having the apex downward; inversely conical.
OBCORDATE
Ob*cor"date, a. Etym: [Pref. ob- + cordate.]
Defn: Heart-shaped, with the attachment at the pointed end; inversely cordate: as, an obcordate petal or leaf.
OBDIPLOSTEMONOUS
Ob*dip`lo*stem"o*nous, a. Etym: [Pref. ob- + diplostemonous.] (Bot.)
Defn: Having twice as many stamens as petals, those of the outer set being opposite the petals; — said of flowers. Gray.
OBDIPLOSTEMONY
Ob*dip"lo*stem"o*ny, n. (Bot.)
Defn: The condition of being obdiplostemonous.
OBDORMITION
Ob"dor*mi"tion, n. Etym: [L. obdormire to fall asleep.]
Defn: Sleep. [Obs.] Bp. Hall.
OBDUCE Ob*duce", v. t. Etym: [L. obducere, obductum; ob (see Ob-) + ducere to lead.]