19-letter words containing h, a, m, p, s, t
- standard atmosphere — an arbitrarily determined vertical distribution of atmospheric pressure, temperature, and density, assumed to have physical constants and conforming to parametric equations, used for calculations in ballistics, the design of pressure altimeters, etc.
- sympathetic contact — behavior toward an individual based on the individual's personal makeup rather than on his or her group membership.
- symptomatic anthrax — blackleg.
- tehachapi mountains — a transverse (E–W) mountain range in S central California. Highest peak, Double Mountain, 7982 feet (2433 meters).
- the compassion club — (in Canada) a nonprofit organization that provides uncontaminated cannabis for medical purposes and natural therapies in a safe environment
- the eroica symphony — Symphony No. 3 in E flat major by Ludwig van Beethoven
- the hampshire downs — a range of low chalk hills that crosses Hampshire in S England
- the pilgrim fathers — the English Puritans who sailed on the Mayflower to New England, where they founded Plymouth Colony in SE Massachusetts (1620)
- time sharing option — (operating system) (TSO) System software from IBM that provides time-sharing on an IBM mainframe running in an MVS environment.
- trisodium phosphate — sodium phosphate (def 3).
- welsh mountain pony — a small sturdy but graceful breed of pony used mostly for riding, originally from Wales
- withdrawal symptoms — When someone has withdrawal symptoms, they feel ill after they have stopped taking a drug which they were addicted to.