(phonetics) A consonant pronounced with the underside of the tongue approaching or touching the palate.

Done after the fact; applying to events that have previously transpired.

(music) A technique where the composer will take the inversion of the tone row, and write that backwards, thus creating a retrograded inversion of the original note row.

Of or relating to retrogression. / Directed towards the rear or the past; retrograde.

A person of retrogressive views or policies; a backward-looking conservative.

The deliberate recall of past events

A deterioration or decline to a previous state. / (biology) A return to a less complex condition.

Describing rockets that are directed opposite to the direction of motion and used to slow down.

To fire the retrofire rockets of a craft.

The state or characteristic of being retroactive. / (law) The application of a law to events that took place before it was made.