waste

noun
B1
1
B1
the act of using something in a careless or unnecessary way, causing it to be lost or destroyed
هدر دادن, اسراف کردن, اسراف, هدر, اتلاف
2
B1
a situation in which it is not worth spending time, money, etc. on something
اتلاف, هدر رفت
These meetings are a complete waste of time.
They believe the statue is a waste of taxpayers' money.
The whole exercise is just a waste of effort.
3
B1
materials that are no longer needed and are thrown away
زباله, پسماند, دورریختنی, مواد زائد, ضایعات, آشغال
household/garden/industrial waste
hazardous/toxic/radioactive waste
Landfills for solid wastes have started reaching their capacity.
waste disposal
The private sector plays a significant role in waste management.
Waste water going out into the rivers was reduced by 92 per cent.
see also nuclear waste
4
solid or liquid material that the body gets rid of
فضولات, مواد زائد, دفعیات
The farmers use both animal and human waste as fertilizer.
5
a large area of land where there are very few people, animals or plants
بیابان, صحرا, زمین بایر, منطقه خالی از سکنه
the frozen wastes of Siberia
verb
B1
1
B1
to use more of something than is necessary or useful
هدر دادن, تلف کردن, مصرف بیهوده کردن, اتلاف کردن
2
B2
to not make good or full use of somebody/something
هدر دادن, اتلاف کردن, بر باد دادن, اسراف کردن, تلف کردن, بیهوده مصرف کردن, ضایع کردن
It was a wasted opportunity.
His talents are wasted in that job.
He felt that he had wasted his life.
You're wasted as a sales manager—you should have been an actor.
3
to give, say, use, etc. something good where it is not valued or used in the way that it should be
هدر دادن, تلف کردن, ضایع کردن, اسراف کردن
Don't waste your sympathy on him—he got what he deserved.
Expensive wine is wasted on me .
Her comments were not wasted on Chris .
In the end her efforts were not entirely wasted.
4
to get rid of somebody, usually by killing them
کشتن, قتل کردن
5
to defeat somebody very badly in a game or competition
شکست شدید دادن, شکست سنگین دادن
adjective
B1
1
B1
no longer needed for a particular process and therefore thrown away
پسماند, زباله, دورریز, دورریختنی
2
B1
not suitable for building or growing things on and therefore not used
بایر, لم‌یزرع
The car was found on a piece of waste ground.
synonym derelict