15-letter words containing p, a, c, h, u, o
- proscenium arch — the arch separating the stage from the auditorium
- pseudo-chemical — of, used in, produced by, or concerned with chemistry or chemicals: a chemical formula; chemical agents.
- psychoacoustics — the study of sound perception.
- public footpath — a footpath along which the public has right of way
- puerto ayacucho — a city in S Venezuela, on the Orinoco River.
- pulmobranchiate — possessing a pulmobranch
- scaphocephalous — of or relating to scaphocephalus
- schopenhauerian — Arthur [ahr-too r] /ˈɑr tʊər/ (Show IPA), 1788–1860, German philosopher.
- schopenhauerism — the philosophy of Schopenhauer, who taught that only the cessation of desire can solve the problems arising from the universal impulse of the will to live.
- spanish customs — irregular practices among a group of workers to gain increased financial allowances, reduced working hours, etc
- splanchnopleure — the double layer formed by the association of the lower layer of the lateral plate of mesoderm with the underlying entoderm, which develops into the embryonic viscera.
- sulphurous acid — an unstable acid produced when sulphur dioxide dissolves in water: used as a preservative for food and a bleaching agent. Formula: H2SO3
- sumatra camphor — borneol.
- to pack a punch — If something packs a punch, it has a very powerful effect.
- unchoreographed — not choreographed; not pre-arranged or pre-prepared; unplanned
- uncopyrightable — not able to be copyrighted
- unphilosophical — not adhering to philosophical theory or principles
- unsophisticated — not sophisticated; simple; artless.
- zygophyllaceous — belonging to the Zygophyllaceae, the caltrop family of plants.