angio-

  1. a learned borrowing from Greek meaning “vessel,” “container,” used in the formation of compound words: angiosperm.
Also especially before a vowel, angi-.

Origin of angio-

< Greek, combining form representing angeîon, equivalent to áng(os) vessel, vat, shell + -eion diminutive suffix
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for angio-

angio-

before a vowel angi-

combining form
  1. indicating a blood or lymph vessel; seed vesselangiology; angiosperm; angioma

Word Origin for angio-

from Greek angeion vessel
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

Word Origin and History for angio-

before verbs angi-, word-forming element now usually meaning "covered or enclosed by a seed or blood vessel," from Latinized form of Greek angeion "a vessel, receptacle," diminutive of angos "chest, box," of unknown origin.

Online Etymology Dictionary, © 2010 Douglas Harper

angio- in Medicine

angio-

pref.
  1. Blood and lymph vessel:angiography.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.