retro-

Usage

• retrograde

  A retrograde action causes a return to a condition or situation that is worse instead of better than the present one.

• retrospect

  When you consider something in retrospect, you look back on or think about what happened in the past with the advantage of knowing more now than you did then.

• retroactive

  descriptive of any event or stimulus or process that has an effect on the effects of events or stimuli or process that occurred previously

• retrofit

  provide with parts, devices, or equipment not available or in use at the time of the original manufacture

• retrogress

  get worse or fall back to a previous condition

• retrogression

  passing from a more complex to a simpler biological form

• retrospective

  concerned with or related to the past

• retrovirus

  any of a group of viruses that contain two single-strand linear RNA molecules per virion and reverse transcriptase (RNA to DNA)