13-letter words containing a, s, p, o, r, t
- theanthropism — the doctrine of the union of the divine and human natures, especially the manifestation of God as man in Christ.
- thermoplastic — soft and pliable when heated, as some plastics, without any change of the inherent properties.
- 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.
- thysanopteran — Also, thysanopterous. belonging or pertaining to the insect order Thysanoptera, comprising the thrips.
- thysanopteron — thysanopteran.
- topoisomerase — any of a class of enzymes that control the coiling of DNA molecules
- tracheophytes — any plant of the former division Tracheophyta, comprising all the vascular plants.
- trachycarpous — having rough-skinned fruit.
- train spotter — a person who collects the numbers of railway locomotives
- trainspotting — hobby: observing trains
- transcription — the act or process of transcribing.
- transcriptome — a collection of all the messenger RNA in a particular cell
- transpersonal — extending beyond or transcending the personal.
- transpiration — an action or instance of transpiring.
- transportedly — in a passionate or rapturous manner
- transposition — an act of transposing.
- treponemiasis — infection with treponema; syphilis.
- triploblastic — having three primary germ layers, as the embryos of vertebrates.
- tropical fish — any of numerous small, usually brightly colored fishes, indigenous to the tropics, and often kept and bred in home aquariums.
- trust company — a company or corporation organized to exercise the functions of a trustee, but usually engaging also in other banking and financial activities.
- unsupportable — capable of being supported; endurable; maintainable.
- up to scratch — to break, mar, or mark the surface of by rubbing, scraping, or tearing with something sharp or rough: to scratch one's hand on a nail.
- vapor tension — vapor pressure.
- wafflestomper — a shoe with a thick sole resembling a waffle
- walter piston — Walter, 1894–1976, U.S. composer.
- waste product — material discarded as useless in the process of producing something.
- water opossum — yapok.
- watering spot — watering hole
- waterscorpion — any of several predaceous aquatic bugs of the family Nepidae, having clasping front legs and a long respiratory tube at the rear of the abdomen: capable of biting if handled.
- weatherperson — a meteorologist or weathercaster.
- weatherproofs — Third-person singular simple present indicative form of weatherproof.
- west paterson — a town in NE New Jersey.
- work stoppage — the collective stoppage of work by employees in a business or an industry to protest working conditions.
- xiphiplastron — the fourth lateral plate of a turtle's plastron
- zinjanthropus — the genus to which Australopithecus boisei was formerly assigned.