principal source

collocation in English

meanings of principaland source

These words are often used together. Click on the links below to explore the meanings. Or, see other collocations with source.
principal
adjective[before noun]
uk /ˈprɪn.sə.pəl/ us /ˈprɪn.sə.pəl/
first in order ...
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source
noun[C]
uk /sɔːs/ us /sɔːrs/
the place something comes from or starts at, or the cause ...
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Examples of principal source

These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
These results question the assumption that mangrove detritus is always the principalsource of energy to estuarine consumers.
These crops have long served as the principalsource of food and nutrition for many of the world's poorest and undernourished households.
We must recognise that 'the lifeworld of different groups and communities is not the principalsource of global law'.
In the intensive care unit, the principalsource of infection is through penetrating lines and catheters.
Sometimes this image corresponded to reality, yet at the same time the rulers were themselves the principalsource of insecurity.
This finding agrees with those investigators who refer to agave as the principalsource of fiber for textiles as well as cordage.
Another principalsource of interest has centred on the development of hormone therapy, particularly in the last three decades.
Supplements to income tax became the principalsource of local taxation, whereas taxation on property was the most important direct tax at a local level.
The principalsource for what follows here is simply his last will and testament.
But this is not the principalsource of my unease.
Firstly, the principalsource of uncertainty is instrumental drift.
However, it also suggests that by the 1930s, rural production could no longer be considered the principalsource of income for the socioeconomic elite.
These data are dramatic but provide only partial support for the commission's conclusion that litigation was the principalsource of stool debts.
This is desirable because capital flows are the principalsource of instability in the currency.
The discipline of ethnography is the principalsource of data for cultural anthropology.
These valves constitute a principalsource of phonological contrast, with an influence on how oral articulatory events are characterised.
Language acquired early in life, prior to the age when reading is the principalsource of new vocabulary, is acquired via the auditory modality.
The principalsource of uncertainty in the four countries is the variability of the return to lifetime savings.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
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