معنی کلمه vast

of very great size or amount

a vast desert يك‌ صحراى پهناور

vast expenses هزینه‌های هنگفت Avicenna's vast knowledge دانش عظیم ابوعلی سینا a vast desert یک صحرای پهناور

of very great extent or quantity; immense.

"a vast plain full of orchards"

an immense space.

The Ottomans build a vast empire

A vast plain of buffalo grass

Vast basket needs for every house

A vast desert lay before us.

The Sahara is a vast desert.

Iran is a vast country

extensive,numerous

extremely large

of vast extent = بسياروسيع

B2 extremely big:
A vast audience watched the broadcast.
The amount of detail the book contains is vast.
The people who have taken our advice have saved themselves vast amounts/sums of money.
The vast majority of children attend state schools.

More examples

There is still a vast economic chasm between developed and developing countries.
He consumes vast quantities of chips with every meal.
A couple of people objected to the proposal, but the vast majority approved of it.
We can catch the vast majority of people, but hunting down every last tax dodger is virtually impossible.
He drew an analogy between the brain and a vast computer.

Examples of “vast”
If hemodynamic stability can be achieved, sinus rhythm returns in the vast majority of patients spontaneously within a few days after surgery.
From Cambridge English Corpus
Humans in antiquity, the vast majority of whom lived and died within a few-kilometre radius of their birthplaces, did not have this cruel luxury.
From Cambridge English Corpus
Thus, it is surprising that historians are just beginning to concentrate on this vast landscape.
From Cambridge English Corpus
A really good question speaks from common sense and, because it does, the results can be expected to produce vast social turmoil.
From Cambridge English Corpus
The vast majority of respondents indicated that they had never engaged in this particular form of political participation.
From Cambridge English Corpus
Such questions are simply not at issue in the vast majority of this research.
From Cambridge English Corpus
The vast majority of reservoir simulations are two-phase, non-linear, non-symmetric models.
From Cambridge English Corpus
Beyond this, there were vast areas of the book world where the vernacular made comparatively little impact.

The Land of Iran is vast .

He was so tall there was a vast difference in their height .

Trade and the division of labor have given us vast amounts of wealth .

The progress of civilization has resulted in a vast change in the method of punishment .