A prefix in words derived primarily from L, sometimes from both L and OF, infrequently from OF only, with the basic meaning 'over, above': (a) usu. in the locative sense 'above, on top of, upon', in……

A prefix in more than seventy words from L or OF originally meaning 'across, over', 'through, to the other side', 'on the other side, beyond'. The great majority of these words are nouns and verbs……

A prefix or combining element in more than thirty words, chiefly nouns and adjectives, borrowed from L or OF meaning 'three, triple' or 'triply, three times', for example: the nouns tre-foil,……

A prefix or combining element in more than twenty words, chiefly nouns, borrowed from L or OF meaning ‘single, one’. As a discrete prefix, it is used in the nouns unanimite, unicorn(e, uniformite,……

A prefix in a small number of nouns (eight), the primary meaning of which, when attached to personal nouns indicating the holder of an office or a title, is ‘subordinate in rank’ or ‘acting as a……