capital as contrasted with the income derived from it
"The wealthy investor decided to spend his corpus on a grand estate rather than drawing down the annual interest payments."
the main part of an organ or other bodily structure
"The surgeon examined the corpus callosum to assess damage to the brain's central connection between hemispheres."
A collection of writings, often on a specific topic, of a specific genre, from a specific demographic or a particular author, etc.
"The linguists compiled a corpus of spoken English interviews to analyze regional dialect patterns."
In plain English: A corpus is a large collection of written texts that researchers use to study language patterns and word usage.
"The historical corpus includes thousands of letters written by famous authors from the 18th century."
Usage: In linguistics and research, a corpus is a large digital database of texts used for analyzing language patterns rather than referring to the physical body in anatomy. Use this term when discussing collections of written material that serve as data sources for study instead of general groups or libraries.
Corpus Christi (city in Texas)
"During my summer vacation, I visited Corpus Christi to swim at its famous beaches."
The word corpus comes directly from the Latin term meaning "body." It entered English as a loanword to refer specifically to a collection of texts or documents rather than a physical body.