unwritten

[ uhn-rit-n ]
/ ʌnˈrɪt n /

adjective

not actually formulated or expressed; customary; traditional.
not written; not put in writing or print; oral: an unwritten agreement.
containing no writing; blank.

Origin of unwritten

1325–75; Middle English unwriten; see un-1, written

ANTONYMS FOR unwritten

1 specified, stipulated, designated.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for unwritten

British Dictionary definitions for unwritten

unwritten

/ (ʌnˈrɪtən) /

adjective

not printed or in writing
effective only through custom; traditional
without writing upon it
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