Secretary (noun)

1. A person who is in charge of the correspondence and other administrative work of an organization or individual.
2. A person who is responsible for the management and organization of a person or organization's papers and documents.
3. A person who acts as an assistant to a manager or executive.

Origin:

Middle english secretarie, from old french secretaire, from latin secretarius "private, confidential," from secernere "keep apart", from secre- "apart" + -tarius "pertaining to".

Examples:

1. The company's secretary was responsible for managing the schedule of meetings.
2. He was appointed as the secretary of the committee.
3. She was the personal secretary of the CEO.
4. She was the secretary of the school's PTA.
5. He was the secretary of the local political party.