18-letter words containing o, r, t, h, s, i
- the nether regions — the genitals
- the northern irish — the people who live in or come from Northern Ireland
- the sun also rises — a novel (1926) by Ernest Hemingway.
- the uncircumcision — the gentiles
- there's no telling — You use there's no telling to introduce a statement when you want to say that it is impossible to know what will happen in a situation.
- thermoluminescence — phosphorescence produced by the heating of a substance.
- thioarsenious acid — any of a group of hypothetical acids, H3AsS3, HAsS2, and H4As2S5, known only in the forms of their salts
- thiosulphuric acid — an unstable acid known only in solutions and in the form of its salts. Formula: H2S2O3
- thirty-second note — a note having 1/32 of the time value of a whole note; demi-semiquaver.
- thirty-second rest — a rest equal in value to a thirty-second note.
- thorfinn karlsefni — 980–after 1007, Icelandic navigator, explorer, and leader of early colonizing expedition to Vinland, in North America.
- thrift-institution — economical management; economy; frugality.
- throw oneself into — to propel or cast in any way, especially to project or propel from the hand by a sudden forward motion or straightening of the arm and wrist: to throw a ball.
- to be said for sth — If you say there is a lot to be said for something, you mean you think it has a lot of good qualities or aspects.
- to raise the alarm — If you raise the alarm or sound the alarm, you warn people of danger.
- transit theodolite — a theodolite having a telescope that can be transited.
- transmission shaft — a shaft that rotates transmitting motion from the engine to the differential gear
- triphosphoric acid — the hypothetical acid H 5 P 3 O 10 , known chiefly by its salts.
- under the aegis of — guided or protected by
- urban homesteading — homesteading (def 2).
- warehouse capacity — the amount of storage space in a warehouse
- westinghouse brake — a railroad air brake operated by compressed air.
- white iron pyrites — marcasite
- wireless telephone — Now Rare. radiotelephony.
- wireless telephony — Now Rare. radiotelephony.
- with flying colors — with flying colors, with an overwhelming victory, triumph, or success: He passed the test with flying colors.
- withdrawal symptom — effects of stopping a drug
- work out the kinks — If someone works out the kinks in a situation, they resolve the problems associated with it.
- working hypothesis — See under hypothesis (def 1).