0 present 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.
Cognitive factors involved in preserving a phonetic contrast.
In summary, we have demonstrated that brimonidine is effective in protecting against ischemic retinal injury and in preserving retinal function.
This operation takes a minimal tree as input and returns the mirror image of that tree as output, preserving hierarchical relations.