Dictionary.com
definitions

col.

1

(in prescriptions) strain.

Origin of col.

1
From the Latin word colā

col.

2

collected.
collector.
college.
collegiate.
colonial.
colony.
color.
colored.
column.

Col.

Colombia.
Colonel.
Colorado.
Colossians.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for col.

col.

abbreviation for

column

Col.

abbreviation for

Colombia(n)
Colonel
Bible Colossians
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