(mathematical analysis) A method of integration directly related to the rule for differentiation of products; can be written as ∫udv=uv-∫vdu.

(metalworking) Dry, non-adhesive sand sprinkled upon the partings of a mould to facilitate the separation.

plural of pars recta

(informal, euphemistic) The breasts and/or genitalia of a woman or women.

Genitalia.

A summit from whose opposite sides rainwater flows into different streams; a line separating the drainage districts of two streams or coasts; a divide; a watershed.

plural of water parting

(idiomatic) a separation of two things or people because of a disagreement, a point of divergence, especially an important one

(colloquial) The genitals.

(informal) Male genitals.