unaltered

adjective

un·​al·​tered ˌən-ˈȯl-tərd 

1

: in an original state : not changed or altered

unaltered documents

Ancient materials should still be accessible from the surface, and we would expect them to be relatively unaltered by geological processes.

—Christopher P. McKay et al.

2

: not castrated or spayed : intact

If the substance builds up on the fur, a bacterial infection may occur. Unaltered male cats seem most prone to this problem …

—Margaret Reister

Examples of unaltered in a Sentence

Recent Examples on the Web

Our unaltered and complete conversation is framed by the insights that emerged between the lines. —Gary Occhiogrosso, Forbes.com, 23 May 2025

The in-development Mars Sample Return mission aims to address these basic outstanding questions by delivering the first-ever unaltered fragments of another world to Earth. —Ari Koeppel, The Conversation, 22 May 2025

Many investors believe Trump’s tariffs could cause a recession if left unaltered. —Stan Choe, Los Angeles Times, 28 Apr. 2025

However, this was a very exclusive, one-off event, so the BFI’s claim that this is the first screening of the unaltered original in decades is accurate. —Benny Har-Even, Forbes.com, 10 Apr. 2025

Word History

First Known Use

1551, in the meaning defined at sense 1

Rhymes for unaltered

• altered
• faltered