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

Not only is Earth's celestial neighbor a pristine time capsule ripe for study – preserved almost unaltered throughout the course of billions of years – but the moon is viewed as a stepping stone for human exploration deeper into space. —Eric Lagatta, USA Today, 9 June 2026

Without a root-and-branch breakdown of this legacy, there is the ever-present danger that, though names and governments might change, these prisons will reemerge unaltered. —Amer Matar, The Dial, 26 May 2026

Trump has sought an unaltered renewal of the existing law, according to Politico. —Kevin Fixler april 22, Idaho Statesman, 22 Apr. 2026

Half of our participants saw their face in a totally unaltered way. —Utkarsh Gupta, Scientific American, 15 Apr. 2026

Word History

First Known Use

1551, in the meaning defined at sense 1

Rhymes for unaltered

• altered
• faltered