13-letter words containing p, h, l, y
- spathiphyllum — any of various tropical plants of the genus Spathiphyllum, having a white or green spathe and a spike of fragrant flowers and often cultivated as an ornamental.
- speleotherapy — a form of treatment for asthma sufferers that takes place in clinics in disused mines, in which the air is free of pollen, dust mites, and the other irritants that provoke an allergic reaction; used to reduce the risk of heart disease
- sphingomyelin — any of the class of phospholipids occurring chiefly in the brain and spinal cord, composed of phosphoric acid, choline, sphingosine, and a fatty acid.
- splanchnology — the visceral system
- squash player — a person who plays squash
- stenophyllous — having narrow leaves.
- sulphonylurea — an antidiabetic drug used in treating type II diabetes, which acts by stimulating the production of insulin in the pancreas
- super-wealthy — having great wealth; rich; affluent: a wealthy person; a wealthy nation.
- superhelicity — a coil formed by intertwined helical DNA or by protein chains.
- superphysical — above or beyond what is physical; hyperphysical.
- symbolography — the writing of symbolic characters or tracing of symbolic figures
- sympatholytic — opposing the effects of stimulation of the sympathetic nervous system.
- synophthalmia — cyclopia.
- syphilization — the act of syphilizing
- syphilophobia — the excessive fear of syphilis
- tachyphylaxis — Medicine/Medical. immediate, temporary immunization against the effects of injection of a toxic extract owing to previous small injections of the same extract.
- the hyperreal — that which constitutes hyperreality
- thoracoplasty — the operation removing selected portions of the ribs to collapse part of the underlying lung or an abnormal pleural space, usually in the treatment of tuberculosis.
- to play havoc — If one thing plays havoc with another or wreaks havoc on it, it prevents it from continuing or functioning as normal, or damages it.
- to play hooky — If a child plays hooky, they stay away from school without permission.
- triple rhythm — a rhythmic pattern created by a succession of trisyllabic feet.
- typographical — of or relating to typography.
- ultraphysical — extremely physical
- unimpeachably — above suspicion; impossible to discredit; impeccable: unimpeachable motives.
- uprighteously — in an upright or moral manner
- when pigs fly — If you say 'when pigs fly' after someone has said that something might happen, you are emphasizing that you think it is very unlikely.
- xiphophyllous — (botany) Having sword-shaped leaves.
- xylographical — Xylographic.
- zoophysiology — the physiology of animals as opposed to humans
- zoopsychology — the psychology of animals
- zygapophyseal — one of the four processes of a vertebra, occurring in pairs that interlock each vertebra with the vertebrae above and below.