A prefix in words derived primarily from L, occ. from OF, or from both, often with its original meaning still discernible: (a) 'subordinate or inferior in rank' (in nouns): subcelerer,……

A prefix in words derived primarily from OF, occas. from AL (via AF), with senses similar to those of ME super- pref., for example: (a) 'above, on top of, upon, over', in various permutations (both……