second (verb) — sense 3 To agree as a second person to (a proposal), usually to reach a necessary quorum of two. (This may come from etymology 1 above.)
second (verb) — sense 9 To agree as a second person to (a proposal), usually to reach a necessary quorum of two. (See etymology 3 for translations.)
secret (adj) — sense 2 Withdrawn from general intercourse or notice; in retirement or secrecy; secluded.
secret (adj) — sense 3 Faithful to a secret; not inclined to divulge or betray confidence; secretive, separate, apart.
secretary (noun) — sense 1 A person who keeps records, takes notes and handles general clerical work.
secretary (noun) — sense 3 A managerial or leading position in certain non-profit organizations, such as political parties, trade unions, international organizations.
section (noun) — sense 3 A part, piece, subdivision of anything.: A group of instruments in an orchestra.
section (verb) — sense 6 To commit (a person) to a hospital for mental health treatment as an involuntary patient. So called after various sections of legal acts regarding…
sector (noun) — sense 2 In the schedule for an aircraft and its crew, the period starting with preparation of the plane before loading at one airport and ending with…
sector (noun) — sense 3 A zone; a designated area.: An area designated by boundaries within which a unit operates, and for which it is responsible.
secure (verb) — sense 4 To make safe; to relieve from apprehensions of, or exposure to, danger; to guard; to protect.
secure (verb) — sense 5 To put beyond hazard of losing or of not receiving; to make certain; to assure; frequently with against or from, or formerly with of.
secure (verb) — sense 6 To fix in place; to close or confine effectually; to render incapable of getting loose or escaping.
security (noun) — sense 1 The condition of not being threatened, especially physically, psychologically, emotionally, or financially.
security (noun) — sense 3 An organization or department responsible for providing security by enforcing laws, rules, and regulations as well as maintaining order.
seeing (noun) — sense 3 The movement or distortion of a telescopic image as a result of turbulence in the Earth's atmosphere.