Link Relevancy

Measuring the relevance of a link in relation to the destination URL. Here are some clues what search engine algorithms look for:

Are there specific keywords in the anchor text?
What is the URL of the page where the backlink was found?
Does the subject of the page where the backlink was found match the target link?

Keep reading:

Moz anchor text

It describes whether and to what extent the two websites involved in the linking process are thematically related and how relevant the linked website is to its own domain.

Literal Meanings of Link Relevancy

Link:

Meanings of Link:

Communication between buses or systems.
Any intermediate rod or part for transmitting force or movement, in particular a short connecting rod with a bearing at each end, especially (in steam engines) a connecting rod or link, at the opposite ends of which eccentric rods are hinged and through which they move the valve. varies in shifting motion.
(plural) A meandering river ends in a meandering stream.
Demonstrate a connection between two things.
Combine compiler-generated objects into a single executable file.

Relevancy:

Meanings of Relevancy:

Sufficient (confirmation, claim, etc.) to have weight in terms of the legal weight of the law.
The degree of relevance of something, relevance, applicability.
Something relevant.