nexus

C1 · Advanced Countable noun Formal

n. the central point or most important part of a network or group.

n. a connected group or network, or the central focus where these connections meet.

“The city became a nexus for trade and culture in the region.”

“The capital city serves as the financial nexus of the country, where all major banking and investment decisions are concentrated.”

C2 · Proficiency Uncountable noun Law Technical · Formal

n. a connection that a business has with a place that allows the government to tax it.

n. a sufficient physical or economic presence within a jurisdiction that allows a taxing authority to impose taxes on a business.

“The company had to pay local taxes because it had a physical nexus in that state.”

“Establishing a tax nexus in multiple jurisdictions requires a sophisticated understanding of varying state statutes regarding digital commerce.”

C2 · Proficiency Countable noun Science Technical · Academic

n. a group of words that express a complete thought together.

n. a group of words expressing two concepts in one unit, such as a subject and a predicate.

“In this grammar theory, the relationship between a subject and a verb is called a nexus.”

“Jespersen distinguished between a junction, like 'the blue sky', and a nexus, such as 'the sky is blue'.”