Meaning of -AD in English

-AD

I. adverb suffix Etymology: Latin ad in the direction of ; toward , II. noun suffix Etymology: probably from New Latin ~-, -as, from Greek, suffix denoting descent from or connection with member of a botanical group

Merriam Webster. Explanatory English dictionary Merriam Webster.      Толковый словарь английского языка Мерриам-Уэбстер.