18-letter words containing c, h, i, m, n
- the american dream — the notion that the American social, economic, and political system makes success possible for every individual
- the black mountain — a mountain range in S Wales, in E Carmarthenshire and W Powys. Highest peak: Carmarthen Van, 802 m (2632 ft)
- the dismal science — a name for economics coined by Thomas Carlyle
- the uncircumcision — the gentiles
- thermal efficiency — the ratio of the work output of a heat engine to the heat input expressed in the same units of energy.
- thermionic current — an electric current produced by the flow of thermions.
- thermoluminescence — phosphorescence produced by the heating of a substance.
- thioantimonic acid — a hypothetical acid, H3SbS4, known only in the form of its salts
- to come unstitched — to go wrong or awry
- vermilion rockfish — a scarlet-red rockfish, Sebastes miniatus, inhabiting waters along the Pacific coast of North America, important as a food fish.
- widemouth blindcat — any of several catfishes, as Satan eurystomus (widemouth blindcat) of Texas, that inhabit underground streams and have undeveloped eyes and unpigmented skin.
- world championship — an international competition in a particular sport or activity for people all around the world
- writ of attachment — a document by which a court orders the seizing of property in order to ensure satisfaction of a judgement