IPA: /ˈkɒŋɡrɛsˌpɜːrsən/
KK: /kɒŋɡrɛsˌpɜrsən/
A member of a legislative body, especially in the United States, who is elected to represent a specific area or district.
The congressperson introduced a new bill to improve education in the state.
Congressperson → It is formed from "con-" (meaning together) and "gress" (from Latin "gradi", meaning to step or to go). The term refers to a person who steps together with others in a legislative assembly.
Think of people 'stepping together' ('con-' means together and 'gress' means to step) to make laws and decisions.