Colum

[kol-uh m]
noun
  1. Pa·draic [paw-drik] /ˈpɔ drɪk/, 1881–1972, Irish poet and dramatist, in the U.S. from 1914.
  2. SaintSaint ColumbaSaint ColumcilleApostle of Caledonia, 521–97, Irish missionary, founder of Iona.

Columba

[kuh-luhm-buh]
noun, genitive Co·lum·bae [kuh-luhm-bee] /kəˈlʌm bi/ for 2.
  1. Saint,a.d. 521–597, Irish missionary in Scotland.
  2. Also called Columba Noae [noh-ee] /ˈnoʊ i/. Astronomy. the Dove, or Noah's Dove, a southern constellation between Caelum and Canis Major.
Related formsCo·lum·ban, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for saint columba

Colum

noun
  1. Padraic (ˈpɑːdrɪk). 1881–1972, Irish lyric poet, resident in the US (1914–72)

Columba

1
noun Latin genitive Columbae (kəˈlʌmbiː)
  1. as in Alpha Columbae. a small constellation in the S hemisphere south of Orion

Word Origin for Columba

Latin, literally: dove

Columba

2
noun
  1. Saint. ?521–597 ad, Irish missionary: founded the monastery at Iona (563) from which the Picts were converted to Christianity. Feast day: June 9
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