Search Result for "a.d.": 
Wordnet 3.0

ADVERB (1)

1. in the Christian era; used before dates after the supposed year Christ was born;
- Example: "in AD 200"
[syn: AD, A.D., anno Domini]


The Collaborative International Dictionary of English v.0.48:

Ad- \Ad-\ [A Latin preposition, signifying to. See At.] As a prefix ad- assumes the forms ac-, af-, ag-, al-, an-, ap-, ar-, as-, at-, assimilating the d with the first letter of the word to which ad- is prefixed. It remains unchanged before vowels, and before d, h, j, m, v. Examples: adduce, adhere, adjacent, admit, advent, accord, affect, aggregate, allude, annex, appear, etc. It becomes ac- before qu, as in acquiesce. [1913 Webster]
WordNet (r) 3.0 (2006):

A.D. adv 1: in the Christian era; used before dates after the supposed year Christ was born; "in AD 200" [syn: AD, A.D., anno Domini]
V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

AD Active Directory (MS, Windows, AD, DS)
V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

AD Authorized Distributor (DEC)
V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

AD Analog-to-Digital (D/A), "A/D"
V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

AD Autonomous Domain