A microscope that uses the change of phase when light is transmitted or reflected from a transparent or reflective specimen to form an image; used especially to study living cells.

an intermetallic compound

(US) A clever, crafty, or otherwise extremely adroit practitioner of law.

Something that eats, or consumes.

(physics) The conversion of a single-phase system into a multiphase system; especially the separation of a solution into two immiscible liquids.

(electronics) an electronic circuit used to lock an oscillator in phase with an arbitrary input signal

(physics) the rule which states that the number of degrees of freedom in a system at equilibrium equals the number of components minus the number of phases plus 2

An electronic circuit which changes the phase of a signal by 180°; used in the input stage of a push-pull amplifier.

Any of a class of analgesic and antipyretic drugs derived from acetanilide.

an electronic circuit that causes the phase angle of a modulated wave to vary in accordance with the modulating signal