13-letter words containing p, o, s, t, g, r
- spot reducing — the usually futile effort to exercise one part of the body, as the thighs, in hopes of reducing the amount of fat stored in that area.
- standing crop — the totality of living things in an ecosystem at a given time.
- starting post — the upright pole marking the beginning of a racecourse
- staying power — ability or strength to last or endure; endurance; stamina.
- steganography — the practice of concealing messages in such a way that only the sender and the recipient know that there is a message
- stereographer — a person who takes stereoscopic photographs.
- stork parking — spaces reserved in a parking lot for cars driven by pregnant women or new mothers.
- support group — a group of people who meet regularly to support or sustain each other by discussing problems affecting them in common, as alcoholism or bereavement.
- taphrogenesis — the process of forming rifts, resulting in regional faulting and subsidence
- thigmotropism — oriented growth of an organism in response to mechanical contact, as a plant tendril coiling around a string support.
- torsion group — a group in which every element has finite order.
- trainspotting — hobby: observing trains
- uprighteously — in an upright or moral manner
- volute spring — a coil spring, conical in shape, extending in the direction of the axis of the coil.
- watering spot — watering hole
- work stoppage — the collective stoppage of work by employees in a business or an industry to protest working conditions.