(mathematics) The plane containing the circle formed by the intersection of two spheres (or whose points have equal power with respect to two non-intersecting spheres)

(religion, chiefly Evangelical Christianity) A minister or organization that starts new congregations where none existed previously.

(aviation) A winged aircraft that is propelled by a rocket engine.

(simile, informal) Very stupid.

Alternative spelling of bitplane

A plane located halfway between the suprasternal notch and the upper border of the symphysis pubis; this indicates the margin of the transpyloric plane, which in most cases cuts through the pylorus, the tips of the ninth costal cartilages and the lower border of the first lumbar vertebra.

Alternative spelling of extraplanetary

A light, propeller-driven aircraft, with a high wing, designed to land on, and take off from grass airstrips or rough ground

simple past tense and past participle of planarize

Third-person singular simple present indicative form of planarize