retrospect, retrorocket, retrogression, retroactive
Retro- means involving or relating to the past.
The prefix "retro-" means "posterior to, behind," or "back, backward, after." Words which begin with "retro" include: retrocurved (adj., curved backward), retrocognition(n., supernatural or extraordinary knowledge of the past), retroactive (adj., related to or applying to things of the past), retrograde (adj., inverse, moving backwards, or becoming worse), retro-date (v., to set something back to a prior date), retroform (v., to reshape into an earlier form), retrovision (n., a looking back to the past), and retrocede (v., to go back, or to give something back). For more "retro-" words, see the Oxford English Dictionary, s.v. "retro-, prefix."
Some words that start with the prefix 'de' (go down or away, completely, remove or reverse) are:deactivatedebatedecampdeductdeescalatedefeatdegradedehydratedeifydejectdeliverydelousedemotedenudedeodorantdependdepreciatedescenddeterdetestdevelop
no
dike, dice, dig, dime, dip, dizzy, ding, ditch (:actually, it does start with di, but not the prefix di-. except for the dice, none of the other ones start with the prefix di-. Some prefix di- words are dice, dichotomy,, dicromate, diptera, and dioxide. :)
aeroplaneaerojet
retrospect retrograde
Retro, or perhaps anti in some cases, such as anticlockwise.
retrospect :( sorry an only think of that one.......................
Where the prefix retro- does not merely "reverse" the existing condition (which would already be the opposite e.g. retro-rocket), the opposite would be pro- (proactive, progressive, prograde, and prospective).
The prefix of the word retroperitoneum is "retro-," which means behind, backwards, or on the other side.
Periton- is the root and retro- the prefix for retroperitoneal.
The prefix "retro-" means "posterior to, behind," or "back, backward, after." Words which begin with "retro" include: retrocurved (adj., curved backward), retrocognition(n., supernatural or extraordinary knowledge of the past), retroactive (adj., related to or applying to things of the past), retrograde (adj., inverse, moving backwards, or becoming worse), retro-date (v., to set something back to a prior date), retroform (v., to reshape into an earlier form), retrovision (n., a looking back to the past), and retrocede (v., to go back, or to give something back). For more "retro-" words, see the Oxford English Dictionary, s.v. "retro-, prefix."
As in English, it is a prefix in words such as 'retrograde', 'retrospect', etc., and carries the same general meaning of backward, or behind. 'Retro' in its current sense in English of 'old-fashioned' might be rendered by 'anticuado' (antiquated) or 'fuera de moda' (out of fashion), though both of these contradict 'retro' being, in some ways, IN fashion.
retro
The prefix "retro-" means "backward" or "behind." It is commonly used to show something is old-fashioned or based on previous styles or trends.
Backwards, or back in time.
The prefix that fits the definition of backward or back is "re-".