con·struc·tion 
/kənˈstrʌkʃən/ noun
plural con·struc·tions /kənˈstrʌkʃən/ noun 1 [noncount] a : the act or process of building something (such as a house or road)
▪ Construction of the new bridge will begin in the spring. ▪ Construction on the bridge will occur daily from 8:00 p.m. to 4:00 a.m. ▪ The new school is now under construction. [=is now being built] — often used before another noun ▪ construction costs/equipment/materials ▪ They haven't chosen a construction site for the building yet. [=they haven't decided where the building will be built yet]
b : the business of building things (such as houses or roads)
▪ “What do you do for a living?” “I'm in construction.” [=I do work that involves building things] ▪ the construction industry 2 [noncount] : the way something is built or made
▪ Note the similar construction of the buildings. ▪ I like these binoculars because of their sturdy construction. [=because they are strongly built] 3 [count] : the way words in a sentence or phrase are arranged
▪ Some people think it is wrong to end a sentence with a preposition, but the construction is quite common in English. ▪ That verb is commonly used in passive constructions. ▪ This word is used in positive/negative constructions. 4 [noncount] : the process of organizing ideas or thoughts into a new theory, statement, etc.
▪ His ideas were pivotal in the construction of a new way to understand time and space. 5 [count] formal : a way of understanding something
▪ Don't put a negative construction on what I said: [=don't understand what I said in a negative way] ▪ a broad/strict construction [=interpretation] of the Constitution
▪ Construction of the new bridge will begin in the spring. ▪ Construction on the bridge will occur daily from 8:00 p.m. to 4:00 a.m. ▪ The new school is now under construction. [=is now being built] — often used before another noun ▪ construction costs/equipment/materials ▪ They haven't chosen a construction site for the building yet. [=they haven't decided where the building will be built yet]
b : the business of building things (such as houses or roads)
▪ “What do you do for a living?” “I'm in construction.” [=I do work that involves building things] ▪ the construction industry
▪ Note the similar construction of the buildings. ▪ I like these binoculars because of their sturdy construction. [=because they are strongly built]
▪ Some people think it is wrong to end a sentence with a preposition, but the construction is quite common in English. ▪ That verb is commonly used in passive constructions. ▪ This word is used in positive/negative constructions.
▪ His ideas were pivotal in the construction of a new way to understand time and space.
▪ Don't put a negative construction on what I said: [=don't understand what I said in a negative way] ▪ a broad/strict construction [=interpretation] of the Constitution
