ad-

2 entries found for ad-.
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ad- af-

Main Entry: ad-
Variant(s): or ac- or af- or ag- or al- or ap- or as- or at-
Function: prefix
Etymology: Middle English, from Anglo-French & Latin; Anglo-French, from Latin, from ad -- more at AT
1 : to : toward -- usually ac- before c, k, or q <acculturation> and af- before f <affluent> and ag- before g <aggradation> and al- before l <alliteration> and ap- before p <apportion> and as- before s <assuasive> and at- before t <attune> and ad- before other sounds but sometimes ad- even before one of the listed consonants <adsorb>
2 : near : adjacent to -- in this sense always in the form ad- <adrenal>