[ ah-paw ]
/ ˈɑ pɔ /


an active volcano in the S Philippines, on S Mindanao: highest peak in the Philippines. 9690 feet (2954 meters).

Definition for apo (2 of 3)


a prefix occurring originally in loanwords from Greek, where it was joined to verbs, deverbal forms, and other parts of speech. Among its functions in Greek, apo- has the spatial sense “away, off, apart” (apogee; apocope; apostasy; apostrophe); it occurs with deverbals that denote a response or defense (apodosis; apology) and is found on verbs having perfective force relative to a corresponding simple verb (apoplexy; aposiopesis). In modern scientific coinages in English and other languages, apo- marks things that are detached, separate, or derivative (apocarpous; apoenzyme).
Also especially before a vowel, ap-.

Origin of apo-

< Greek, prefixal use of apó; akin to off, Sanskrit apa, Latin ab

Definition for apo (3 of 3)


or APO

Army & Air Force Post Office.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for apo

British Dictionary definitions for apo (1 of 2)

/ (ˈɑːpəʊ) /


the highest mountain in the Philippines, on SE Mindanao: active volcano with three peaks. Height: 2954 m (9690 ft)

British Dictionary definitions for apo (2 of 2)




away from; offapogee
indicating separation ofapocarpous
indicating a lack or absence ofapogamy
indicating derivation from or relationship toapomorphine

Word Origin for apo-

from Greek apo away, off
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for apo



Away from; off:aponeurosis.
Without; lacking; not:apoferritin.
Related to; derived from:apomorphine.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.