principallyprin‧ci‧pally /ˈprɪnsəpli/ ●○○ AWL adverb 
Examples
The money is principally invested in stocks and shares. He was principally a landscape painter. We met principally to discuss the future of the school.
ExamplesEXAMPLES FROM OTHER DICTIONARIES
Thesaurus- The road is used principally for military purposes.
- Although other factors are involved, the depreciation in value is principally due to the number of these coins found by detector users.
- Empiricism is principally the use of replicable experimental techniques, applied to texts.
- Somerville has always had strong links overseas, principally through Graduate House.
- The market was principally composed of lambs of varied breed and from many diverse parts of the country.
- The Special Branch, on the other hand, was under G-2 and was principally an analytical organization with no operational control.
- These principally involved the fishing industry, but they also included many other activities - even the construction of railways.
Longman Language Activatorways of stating the main reason for something or the main part of something► mainly
Collocations use this to say what the main reason for something or the main part of something is: · I was asked to lead the meeting mainly because Kristin is out of town.· My new job's fairly boring - it's mainly typing.· The company sells its batteries mainly through electronics stores.
► largely/chiefly largely and chiefly mean the same as mainly , but they are used especially in written or formal English: · The bird lives chiefly on mice and other small animals.· The report says that drug use is largely responsible for the 40% rise in the city's homicide rate.· Money raised by the new tax is to be used chiefly for road construction.
► primarily/principally firstly and most importantly: · Foreign aid is intended principally for the south of the region.· The agency is primarily concerned with making sure the nation's food supplies are safe.· She has a degree in anthropology, but she's primarily a writer.
► above all most importantly compared to other things, especially ones you have just mentioned: · Above all, she will be remembered for all the work she did in the community.· Teaching history means above all knowing how to tell a story.
► first and foremost use this to say that something is the most important thing, and needs to be dealt with before anything else and given attention before anything else: · First and foremost, they are looking for ways to save money.· What children need first and foremost from their parents is a sense of security.
COLLOCATIONS FROM THE CORPUSADJECTIVE► concerned
mainly: · The person principally concerned with the general supervision of standards is, of course, the traffic commissioner.· They were principally concerned with the Coniunctio Solis et Lunae, the marriage of the solar and lunar principles.· Characters enacted the drama, but tragedy was principally concerned with the actions which resulted.· First, we are principally concerned with insider dealing on impersonal stock exchange markets and not with face-to-face transactions.
VERB► aim· It would be aimed principally at S5 pupils and adult returnees to further education.· The government should aim principally to remove barriers between people and economic opportunity.· Very often shopping schemes are aimed principally at the multiple chains, which will pay higher rents.
► use· Strictly a child could be excluded from a pub garden if it is used principally as a drinking area.· The money raised is now used principally to provide Ilkley with its Christmas lights, but local charities also benefit.
The money is principally invested in stocks and shares. He was principally a landscape painter. We met principally to discuss the future of the school.