Nearby Words

-ad

Origin

-ad

1
1.
a suffix occurring in loanwords from Greek denoting a group or unit comprising a certain number, sometimes of years: dyad; triad.
2.
a suffix meaning “derived from,” “related to,” “concerned with,” “associated with” (oread), introduced in loanwords from Greek (Olympiad; oread), used sporadically in imitation of Greek models, as Dunciad, after Iliad.

Origin:
Greek -ad- (stem of -as), specialization of feminine adjective-forming suffix, often used substantively

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-ad is always a great word to know.
So is callithumpian. Does it mean:
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
a scrap or morsel of food left at a meal.
Dictionary.com Unabridged

-ad

2
variant of -ade1: ballad.

-ad

3
Anatomy, Zoology. a suffix forming adverbs from nouns signifying parts of the body, denoting a direction toward that part: dextrad; dorsad; mediad.

Origin:
< Latin ad toward, anomalously suffixed to the noun; introduced as a suffix by Scottish anatomist John Barclay (1758–1826) in 1803
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Collins
World English Dictionary
-ad1
 
suffix forming nouns
1.  a group or unit (having so many parts or members): triad
2.  an epic poem concerning (the subject indicated by the stem): Dunciad
 
[via Latin from Greek -ad- (plural -ades), originally forming adjectives; names of epic poems are all formed on the model of the Iliad]

-ad2
 
suffix forming adverbs
denoting direction towards a specified part in anatomical descriptions: cephalad
 
[from Latin ad to, towards]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Etymonline
Word Origin & History

-ad
suffix denoting collective numerals (cf. Olympiad), from Gk. -as (gen. -ados), a suffix forming fem. nouns; also used in fem. patronymics (Dryad, Naiad, also, in plural, Pleiades, Hyades).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

-ad suff.
In the direction of; toward: cephalad.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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