0 past simple and past participle of preserve
1 to keep something as it is, especially in order to prevent it from decaying or being damaged or destroyed:
It's our duty to preserve the planet for future generations.
The Forestry Commission is responsible for preserving over 2 million acres of woodland.
Every attempt is being made to ensure that these works of art are preserved for posterity.
He has a collection of prehistoric insects preserved in amber.
It is preserved as an impression, with a small amount of organic material remaining.
Moreover, consonant substitutions preserved more articulatory-phonetic features in nonword repetition than in serial recall.
Conodonts and brachiopods are usually preserved as moulds or replaced by silica.