a person who works in an office and prepares letters, keeps records, schedules meetings, and makes other arrangements for a particular person or for an organization

the head of a government department:

an official in an organization who is responsible for writing notes about what happens at meetings and sending official letters:

WORKPLACE someone who works in an office, writing letters, making telephone calls, organizing meetings, etc. for other people:

used in the names of some officials with particular responsibilities in some organizations:

also Secretary GOVERNMENT in the UK, a Member of Parliament or Member of the House of Lords who is in charge of a government department:

also Secretary, abbreviation Secy. GOVERNMENT in the US, the head of a government department appointed by the President: