english
                    
                    
                    
                        1
                           general:: 
                              adj. large  VERBS  be, look, seem | become, get, grow ADV.  extremely, incredibly, really, very | fairly, pretty, quite, rather This house is rather big for us. We need something smaller. PHRASES  big fat He was a big fat chap with a beard. important  VERBS  be ADV.  extremely, really, very hoping the show would be a really big success | fairly, pretty This is a fairly big decision to make.
                        
                        
 
                        
                            Oxford Collocations Dictionary
                        
                        
                    
                    
                        2
                           general:: 
                            big
• a big city • a big guy • a big mistake • Lack of funding is the biggest problem. • Getting a car has made a big difference to my life. 
large
a slightly more formal word than big , used to describe objects and amounts: 
• a large bowl • Large areas of the forest have been destroyed. • The museum attracts a large number of visitors. 
major 
[ only before noun ] big and important: 
• Pollution is a major problem. • There has been a major change in government policy. 
considerable/substantial 
quite big – used especially about amounts: 
• They have spent a considerable amount of money on the project. • A substantial amount of heat is lost through the windows. • He had a considerable influence on young musicians. 
very big 
huge/massive/enormous 
extremely big: 
• The table was enormous. • a huge explosion • Their house is huge. • There is a huge amount of work to be done. • There has been a massive increase in oil prices. • The company is massive, operating in 150 countries. • A massive fire destroyed more than thirty homes. • He’s been under an enormous amount of stress recently. • The changes will have an enormous impact. 
great 
[ only before noun ] very big – used especially to describe the level or number of something: 
• He achieved great success in America. • The college offers a great number of courses. • a great advantage 
vast 
extremely big – used about areas, distances, numbers, or amounts: 
• vast areas of rainforest • A vast number of tourists visit the island every year. 
gigantic 
extremely big and much bigger than other things of the same type: 
• Gigantic waves crashed onto the beach. 
colossal 
extremely big – used about amounts or objects: 
• James ran up a colossal phone bill. • a colossal statue of Napoleon 
tremendous 
having an extremely big effect: 
• There have been some tremendous changes. • My new job will be a tremendous challenge. • The children were making a tremendous amount of noise.
                        
                        
 
                        
                            Longman-Thesaurus
                        
                        
                    
                    
                        3
                           general:: 
                            In addition to the idioms beginning with BIG,  Also see  GO OVER BIG; GREAT (BIG) GUNS; HIT IT BIG; IN A BIG WAY; LITTLE FROG IN A BIG POND; MAKE A FEDERAL CASE (BIG DEAL); TALK BIG; THINK BIG; TOO BIG FOR ONE'S BREECHES; WHAT'S THE (BIG) IDEA.  Also see  under BIGGER.
                        
                        
 
                        
                            American Heritage Idioms
                        
                        
                    
                    
                        4
                           general:: 
                            big sb/sth up 
 [ M ] 
 to talk a lot about how excellent someone or something is, sometimes praising them or it more than is deserved 
                        
                        
 
                        
                            Cambridge-Phrasal Verbs
                        
                        
                    
                    
                        5
                           general:: 
                            adj.
large:  
It was a big bear that we saw.
adj.
important:  
This is a big opportunity.
                        
                        
 
                        
                            Simple Definitions