preserve

verb
B2
1
B2
to keep a particular quality, feature, etc.; to make sure that something is kept
حفظ کردن, نگهداری کردن, نگه داشتن
2
B2
to keep something in its original state in good condition
حفظ کردن, نگهداری کردن, محافظت کردن
a perfectly preserved 14th century house
(humorous)Is he really 60? He's remarkably well preserved.
We need knowledgeable gallery curators to preserve great masterpieces for posterity.
This vase has been preserved intact.
3
B2
to prevent something, especially food, from decaying(= being destroyed by natural processes) by treating it in a particular way
کنسروکردن, نگه‌داری مواد غذایی
Wax polish preserves wood and leather.
preserved lemons
olives preserved in brine
an attempt to preserve the corpse from decomposition
4
to keep somebody/something alive, or safe from harm or danger
حفظ کردن, محافظت کردن, حفاظت کردن, صیانت کردن, حراست کردن
The society was set up to preserve endangered species from extinction.
synonym save
noun
1
an activity, a job, an interest, etc. that is thought to be suitable for one particular person or group of people
حیطه, انحصار
2
a type of jam made by boiling fruit with a large amount of sugar
مربا, مربای غلیظ
3
a type of pickle made by cooking vegetables with salt or vinegar
ترشی
4
a piece of land that is a protected area for animals, plants, etc.
منطقه حفاظت‌شده, ذخیره‌گاه طبیعی, زیستگاه حفاظت شده
5
an area of private land or water where animals and fish are kept for people to hunt
شکارگاه خصوصی, منطقه شکارگاه, منطقه شکار خصوصی
This land is protected as a wildlife preserve.