18-letter words containing s, t, o, p, h, d
- shipping documents — documents relating to the sending of a shipment of goods, for example containing details of contents, weight, value etc.
- shop till you drop — If you shop till you drop, you do a large amount of shopping.
- sodium hyposulfite — sodium thiosulfate.
- sonic depth finder — a sonar instrument that uses echolocation to measure depths under water.
- sound spectrograph — an electronic device for recording a sound spectogram.
- southampton island — an island in N Canada, in the Northwest Territories at the entrance to Hudson Bay. 19,100 sq. mi. (49,470 sq. km).
- spotted flycatcher — a European woodland songbird, Muscicapa striata, with a greyish-brown streaked plumage: family Muscicapidae (Old World flycatchers)
- temporary hardness — hardness of water due to the presence of magnesium and calcium hydrogencarbonates, which can be precipitated as carbonates by boiling
- the encyclopedists — the writers of the French Encyclopedia (1751-72) edited by Diderot and d'Alembert, which contained the advanced ideas of the period
- the heavens opened — it started pouring with rain
- the lords temporal — (in Britain) peers other than bishops in their capacity as members of the House of Lords
- thiosulphuric acid — an unstable acid known only in solutions and in the form of its salts. Formula: H2S2O3
- to pick and choose — If you pick and choose, you carefully choose only things that you really want and reject the others.
- to sweep the board — If someone sweeps the board in a competition or election, they win nearly everything that it is possible to win.
- triphosphoric acid — the hypothetical acid H 5 P 3 O 10 , known chiefly by its salts.
- white-spotted hyla — a type of tree frog (H. leucophyllata) of tropical America
- withdrawal symptom — effects of stopping a drug