V
ocabulary for IELTS
This century has witnessed environmental destruction on an unprecedented scale .
useless
/ˈjuː.sləs/
adjective
of no use; not working or not achieving what is needed
Without fuel, the vehicles will become useless for moving supplies.
[ + to infinitive ]
It's useless to speculate without more information.
She's very good at methodical work, but useless when there's a lot of pressure.
INFORMAL
You're absolutely useless (= not able to act effectively) - can't you even go to the shops without
getting lost!
viable
/ˈvaɪ.ə.bl ̩/
adjective
1. able to work as intended or able to succeed
In order to make the company viable, it will unfortunately be necessary to reduce staffing levels.
I am afraid your plan is not commercially/economically/financially/politically viable.
2.
SPECIALIZED
able to continue to exist as or develop into a living being
There is a continuing debate about the age at which a human fetus can be considered viable.
vital
/ˈvaɪ.t
ə
l/
/-t ̬
ə
l/
adjective
IMPORTANT
1. necessary for the success or continued existence of something; extremely important
A strong opposition is vital to a healthy democracy.
She had found out some information of vital importance .
The kidney plays a vital role/part in the removal of waste products from the blood.
[ + that ]
It's absolutely vital that you do exactly as I say.
[ + to infinitive ]
It is vital to get medical supplies to the area as soon as possible.
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