subpyramidal

sub·py·ram·i·dal

(sūb'pi-ram'i-dăl),
1. Below any pyramid; denoting especially the tympanic sinus.
2. Nearly pyramidal in shape.

subpyramidal

(sŭb″pī-răm′ĭ-dăl) [″ + Gr. pyramis, a pyramid]
Beneath a pyramid-shaped structure, such as the pyramids of the kidney or the pyramidal tracts of the brain.
References in periodicals archive ?
Erect to semi-erect, 10-30 cm, softly hairy, yellow-green, leaves opposite and elliptical to lanceolate with a distinct centre-line, five-petaled white flowers widely separated, fruit a rounded subpyramidal nutlet(?
5-2 m long, subpyramidal, rachis glaucous, glabrous, covered by whitish wax as the scape; primary bracts triangular, acuminate, up to 5 cm long and ca.