Difference between Big and Vast

BIG vs VAST: NOUN

Barley, especially the hardy four-rowed kind.
A kind of winter barley cultivated in northern Europe, especially in Scotland; properly, four-rowed barley, Hordeum vulgare, inferior to but hardier than H. hexastichon, of which it is sometimes called a variety. See bear.

A waste region; boundless space; immensity.
The darkness of night, in which the prospect is not bounded in by distinct objects: only in the following passage.
A great deal; a large quantity or number.
A boundless waste or space; immensity.
An immense space.
A vast space.

Loud and firm
Feeling self-importance
Of very great significance
Conspicuous in position or importance
Given or giving freely
Generous and understanding and tolerant
Above average in size or number or quantity or magnitude or extent
(of animals) fully developed
Very intense
Exhibiting self-importance
Self-important; cocky.
Widely liked, used, or practiced; popular.
Loud and firm; resounding.
Conspicuous in position, wealth, or importance; prominent.
Having or exercising considerable authority, control, or influence.
Pregnant.
Bountiful; generous.
Filled up; brimming over.
Of considerable size, number, quantity, magnitude, or extent; large. : large.
Older or eldest. Used especially of a sibling.
Mature or grown-up.
Of great significance; momentous.
Having great strength or force.
Marked by intense physical force
Well-endowed, possessing large breasts in the case of a woman or a large penis in the case of a man.
Mature, conscientious, principled.
Enthusiastic (about).
Important or significant.
Adult.
Popular.
Significant
Having largeness of size; of much bulk or magnitude; of great size; large.
Fat.
Having greatness, fullness, importance, inflation, distention, etc., whether in a good or a bad sense. As applied to looks, it indicates haughtiness or pride.
To talk loudly, arrogantly, or pretentiously.
Of great size, large.
Thought to have undue influence.
Great with young; pregnant; swelling; ready to give birth or produce; -- often figuratively.

. Great as regards influence, standing, wealth, etc.
Synonyms Large, etc. (see great), bulky, huge, massive.
5. Lofty, pompous, arrogant, important.
. Distended; full, as of grief, passion, courage, determination, goodness, etc.
Great with young; pregnant; ready to give birth; hence, figuratively, full of something important; ready to produce; teeming.
Having great size; large in bulk or magnitude, absolutely or relatively.
Of great strength or power.
To dwell; have a dwelling.
3. To build; erect; fashion.
2. Reflexively, to locate one's self.
. To inhabit; occupy.
Serious or severe
Prodigious
. Tumid; inflated, as with pride; hence, haughty in air or mien, or indicating haughtiness; pompous; proud; boastful: as, big looks; big words.
In an advanced stage of pregnancy
(idiom) (big on) Enthusiastic about; partial to.

Wide and vacant or unoccupied; waste; desolate; lonely.
Being of great extent or size; very spacious or large; enormous; massive; immense.
Very great in quantity, number, or amount.
Very great as to degree, intensity, difficulty of accomplishment, importance, etc.; mighty: used also in exaggerated colloquial speech, being much affected in the eighteenth century.
Synonyms Spacious.
3 and Colossal, gigantic, prodigious, tremendous, stupendous.

Enormous, Monumental, Larger, Gargantuan, Tremendous, Significant, Sizeable, Colossal, Sizable, Great, Massive, Large, Humongous, Gigantic, Huge

Tremendous, Staggering, Gargantuan, Sizable, Substantial, Gigantic, Sizeable, Colossal, Considerable, Massive, Enormous, Big, Large, Huge, Immense

Enormous, Monumental, Larger, Gargantuan, Tremendous, Significant, Sizeable, Colossal, Sizable, Great, Massive, Large, Humongous, Gigantic, Huge

Tremendous, Staggering, Gargantuan, Sizable, Substantial, Gigantic, Sizeable, Colossal, Considerable, Massive, Enormous, Big, Large, Huge, Immense

Now we have entered big money, how do we make BIG money.
An art portfolio is big factor big factor considered during a client presentation or a work application.
Having skipped the actual text of the last century for the headlines alone, they fear big business but not big government.
One of the big benefits for managers and admins is to have visibility and insights into big people data.
Big data: Hadoop, Business Analytics and Beyond, A Big data Manifesto from the Wikibon Community.
Buttery hot spots from you for big green egg chicken wings direct heat, slather on big of a long.
Articles are working to do with big green egg ceramic smoker or big wings, famous and get.
Everyone would make a big profit in the short term and get paid big bonuses.
Does anyone know a nice BIG button BIG screen phone that I can use here?
Be a developer in big company, you will use spaces, and get big salary.

Alaska is a very vast and unforgiving place.
The vast majority of febrile seizures are convulsions.
Job Losses Hint at Vast Remaking of Economy.
These errors constitute the vast majority of chargebacks.
Congress sought in the vast majority of cases.
So there is a vast number of people.
But the site has a vast customer base.
Vast data base which the setuid and setgid flags have a vast data base which the treasury.
Base and community involvement includes organizing, directing, planning, and supervising large base and community programs, overseeing vast operations, and assuming responsibility over vast population
That light has to travel across vast distances, which is also vast expanses of time, to reach us.