(geometry) The hyperbola that satisfies the equation: x²-y²=1

plural of unit hyperbola

A unit of people consisting of family members, distant or immediate.

plural of family unit

(rail transport, US) a diesel locomotive with a body that is less than full width, apart from the cab.

plural of hood unit

(rail transport, US) a diesel or electric locomotive with a full-width body for its entire length.

plural of cab unit

plural of Haugh unit

A unit of measure of egg protein quality, based on the egg's weight and the height of the albumen immediately around the yolk.