9-Letter Words Containing: TRI

• a woman executor

• form a scar, after an injury

• express in the metric system

• convert from a non-metric to the metric system

• a woman who is a mediator

• become crystalline

• make (glassy materials) brittle or opaque

• A female who directs; a directress.

• A line used to define a curve or surface; especially a line, the distance from which a point on a conic has a constant ratio to that from the focus.

• art consisting of a painting or carving (especially an altarpiece) on three panels (usually hinged together)