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

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.

A form of snobbery where the practitioner deprecates the target for attributes that would normally be considered desirable (particularly wealth).

(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).

invert sugar

(UK) A type of paired quotation mark: ‘ or “ (beginning the quoted material) and ’ or ” (ending it).

(information science) An indexing algorithm which indexes a document based on the keywords being searched for.

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

(philately) A 24-cent US postage stamp first issued in 1918, having the image of a Curtiss JN-4 airplane erroneously printed upside-down.

plural of inverted Jenny