Meaning : Keep constant through physical or chemical reactions or evolutionary change.
Example :
Energy is conserved in this process.
Meaning : Keep in safety and protect from harm, decay, loss, or destruction.
Example :
We preserve these archeological findings.
The old lady could not keep up the building.
Children must be taught to conserve our national heritage.
The museum curator conserved the ancient manuscripts.
Synonyms : keep up, maintain, preserve
Meaning : Use cautiously and frugally.
Example :
I try to economize my spare time.
Conserve your energy for the ascent to the summit.
Meaning : Preserve with sugar.
Example :
Mom always conserved the strawberries we grew in the backyard.
Conserve meaning in Bengali (Bangla).