(Canada, US) The punctuation mark "¡", which is placed at the beginning of exclamations in Spanish.

plural of inverted exclamation point

The punctuation mark "¿", which is placed at the beginning of questions in Spanish and, less commonly, Catalan.

plural of inverted question mark

(electrical engineering) A device that converts direct current electricity to alternating current electricity.

An equal mixture of glucose and fructose formed by the enzymatic hydrolysis of sucrose; it is found in honey and some fruits, and also produced industrially.

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

(electronics) An electronic logic circuit which inverts the phase of a signal

(linear algebra) Any n×n square matrix for which there exists a corresponding inverse matrix (i.e., a second (or possibly the same) matrix such that when the two are multiplied by each other, in either order, the result is the n×n identity matrix).

plural of power inverter