13-letter words containing a, p, o, t, h, e
- 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
- spermatophore — a capsule surrounding a mass of spermatozoa, produced by the male of various animal species and transferred to the female.
- spermatophyte — any of the Spermatophyta, a primary division or group of plants comprising those that bear seeds.
- spermatorrhea — abnormally frequent and involuntary nonorgasmic emission of semen.
- spotted hyena — a long-legged carnivorous doglike mammal native to Africa and S Asia (Crocuta crocuta)
- steganography — the practice of concealing messages in such a way that only the sender and the recipient know that there is a message
- stereographer — a person who takes stereoscopic photographs.
- stomach upset — a slight illness affecting your stomach and/or bowels characterized by nausea, vomiting and/or diarrhoea
- stovepipe hat — a tall silk hat.
- stratospheric — relating to the stratosphere
- strophiolated — having strophioles, caruncles
- sympathectomy — surgery that interrupts a nerve pathway of the sympathetic or involuntary nervous system.
- tachistoscope — an apparatus for use in exposing visual stimuli, as pictures, letters, or words, for an extremely brief period, used chiefly to assess visual perception or to increase reading speed.
- take-home pay — the amount of salary remaining after deductions, as of taxes, have been made.
- tapestry moth — carpet moth.
- taphrogenesis — the process of forming rifts, resulting in regional faulting and subsidence
- technopolitan — of or relating to a place or society dominated by technology
- telencephalon — the anterior section of the forebrain comprising the cerebrum and related structures.
- telephone tag — repeated unsuccessful attempts by two persons to connect with one another by telephone.
- temporal hour — a unit of time used in the Roman and Ottoman empires that divided the daylight into an equal number of hours, resulting in long summer hours and short winter hours.
- terpsichorean — pertaining to dancing.
- the antipodes — Australia and New Zealand
- the paleocene — the Paleocene Epoch or its rocks
- the paleogene — the Paleogene subdivision of the Tertiary Period or its rocks
- the paleozoic — the Paleozoic Era or its rocks
- the pants off — If someone bores, charms, or scares the pants off you, for example, they bore, charm, or scare you a lot.
- the pole star — the star closest to the N celestial pole at any particular time. At present this is Polaris, but it will eventually be replaced by some other star owing to precession of the earth's axis
- the-spectator — a weekly periodical (1711–12, 1714) issued by Joseph Addison and Richard Steele.
- theanthropism — the doctrine of the union of the divine and human natures, especially the manifestation of God as man in Christ.
- thermal power — power produced by converting heat into electricity
- thermoplastic — soft and pliable when heated, as some plastics, without any change of the inherent properties.
- thermotherapy — treatment of disease by means of moist or dry heat.
- thespian lion — a lion that attacked the flocks of Amphitryon and was killed by Hercules.
- thiophosphate — a salt or ester of thiophosphoric acid.
- thoroughpaced — trained to go through all the possible paces, as a horse.
- thysanopteran — Also, thysanopterous. belonging or pertaining to the insect order Thysanoptera, comprising the thrips.
- thysanopteron — thysanopteran.
- tip one's hat — to take off, raise, or touch one's hat in salutation
- to go apeshit — to become crazy, enraged, or out of control
- tracheophytes — any plant of the former division Tracheophyta, comprising all the vascular plants.
- trapezohedron — Crystallography. a crystal form having all faces trapeziums.
- up the boohai — thoroughly lost
- vapourer moth — a tussock moth, Orgyia antiqua, of hedgerows and trees, the female of which is wingless and lays her eggs on her former cocoon
- weatherperson — a meteorologist or weathercaster.
- weatherproofs — Third-person singular simple present indicative form of weatherproof.
- wolverhampton — a city in West Midlands, in W England.
- xerophthalmia — abnormal dryness of the eyeball characterized by conjunctivitis, caused by a deficiency of tears and attributed to a lack of vitamin A.
- xerophthalmic — Of or pertaining to xerophthalmia.