Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- Toward; to. Before c, f, g, k, l, p, q, s, and t, ad- is usually assimilated to ac-, af-, ag-, ac-, al-, ap-, ac-, as-, and at-, respectively.
- Near; at: adrenal.
Wiktionary
GNU Webster's 1913
- As a prefix
ad- assumes the formsac- ,af- ,ag- ,al- ,an- ,ap- ,ar- ,as- ,at- , assimilating the d with the first letter of the word to whichad- is prefixed. It remains unchanged before vowels, and before d, h, j, m, v. Examples:ad duce,ad here,ad jacent,ad mit,ad vent,ac cord,af fect,ag gregate,al lude,an nex,ap pear, etc. It becomesac- before qu, as inac quiesce.
Etymologies
- from the Latin prefix ad-. (Wiktionary)
- Latin, from ad, to; see ad- in Indo-European roots. (American Heritage® Dictionary of the English Language, Fourth Edition)
Examples
“Gigot: Kim, you know, that's more of a biographical ad-”
“There would have been no ad- vantage at all in informing you of my duplicity, Alleged duplicity, she amended.”
“Steve Jobs' 1984 Super Bowl ad- were applauded and deemed the essence of entrepreneurial spirit.”
“But I had read and ad- mired Ballard and Burroughs, and I thought of them as very powerful effect pedals.”
“Any amount of listening is now free and ad- supported, a change that may add $53 million in revenue in the next four years, Devitt said in a Sept. 23 report.”
“Pandora also faces new competition for listeners' time from Spotify, operator of Europe's biggest online music service, which in July began signing up U.S. customers for its ad- supported and subscription plans, and from Rdio, started by a co-founder of Skype Technologies SA, which on Oct. 6 began offering free music without advertising.”
“Many states have begun ways to ad- dress the unscrupulous agent problem, so perhaps we could work to find a way to create a law to address these other rogue behaviors," he said.”
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