18-letter words starting with st
- stretch one's legs — either of the two lower limbs of a biped, as a human being, or any of the paired limbs of an animal, arthropod, etc., that support and move the body.
- strike an attitude — to assume a posture or pose, often an affected or theatrical one
- strong derived set — the set of all strong accumulation points of a given set.
- strong interaction — the interaction between gluons and between gluons and quarks that is responsible for the strong force.
- strontium monoxide — a white insoluble solid substance used in making strontium salts and purifying sugar. Formula: SrO
- stroustrup, bjarne — Bjarne Stroustrup
- structural formula — a chemical formula showing the linkage of the atoms in a molecule diagrammatically, as H–O–H.
- structural geology — the branch of geology dealing with the structure and distribution of the rocks that make up the crust of the earth. Also called tectonics. Compare structure (def 7a).
- student councillor — a student who is a member of a council or body representing the interests of students at a school, university or college
- study hall teacher — a teacher who supervises or helps students during a period of time or lesson used for studying
- sturt's desert pea — the desert pea