18-letter words containing c, a, t, p, h, y
- psychogalvanometer — a type of galvanometer for detecting and measuring psychogalvanic currents.
- psychopathological — the science or study of mental disorders.
- psychotherapeutics — psychotherapy.
- pulp canal therapy — endodontics.
- quasi-metaphysical — pertaining to or of the nature of metaphysics.
- repayment schedule — a document detailing the specific terms of a borrower's loan, such as monthly payment, interest rate, due dates etc
- root canal therapy — endodontics.
- saskatchewan party — (in Canada) a Saskatchewan political party formed by former members of the provincial Progressive Conservative and Liberal Parties
- spectroheliography — the process of obtaining an image of the sun in light of a particular wavelength, such as calcium or hydrogen, showing the distribution of the element over the surface and in the solar atmosphere, using a spectroheliograph
- spherical geometry — the branch of geometry that deals with figures on spherical surfaces.
- spotted flycatcher — a European woodland songbird, Muscicapa striata, with a greyish-brown streaked plumage: family Muscicapidae (Old World flycatchers)
- sympathetic strike — sympathy strike.
- sympathetic string — a thin wire string, as in various obsolete musical instruments, designed to vibrate sympathetically with the bowed or plucked strings to reinforce the sound.
- symphony orchestra — a large orchestra composed of wind, string, and percussion instruments and organized to perform symphonic compositions.
- systematic phoneme — a phonological unit in generative phonology representing an underlying form that takes into account the relationship between phonological patterns and morphological variation, as the unit underlying the second vowel in both derive and derivative.
- the family compact — the ruling oligarchy in Upper Canada in the early 19th century
- the-cocktail-party — a play in verse (1950) by T. S. Eliot.
- to hold your peace — If you hold or keep your peace, you do not speak, even though there is something you want or ought to say.
- to watch your step — If someone tells you to watch your step, they are warning you to be careful about how you behave or what you say so that you do not get into trouble.
- vectorcardiography — a method of determining the direction and magnitude of the electrical forces of the heart.
- warehouse capacity — the amount of storage space in a warehouse