12-letter words containing t, o, p, e
- phreatophyte — a long-rooted plant that absorbs its water from the water table or the soil above it.
- phrenologist — a psychological theory or analytical method based on the belief that certain mental faculties and character traits are indicated by the configurations of the skull.
- phrontistery — a place or establishment for thinking, studying, or learning
- phylogenetic — the development or evolution of a particular group of organisms.
- phytobenthos — microscopic plants that live in the bottom of the ocean
- phytoclimate — the climate of a small area, as of confined spaces such as caves or houses (cryptoclimate) of plant communities, wooded areas, etc. (phytoclimate) or of urban communities, which may be different from that in the general region.
- phytogenesis — the origin and development of plants.
- phytographer — a botanist involved with plant description
- phytohormone — hormone (def 3).
- phytonadione — vitamin K1.
- phytotherapy — the use of plants and plant products for medicinal purposes
- pictorialize — to make pictorial; illustrate or represent with or as if with pictures.
- picture book — a book consisting mainly or entirely of pictures, especially one for children who have not yet learned to read.
- picture mold — a molding near a ceiling from which pictures can be suspended.
- picture show — motion picture.
- picturephone — a type of telephone where users can see each other as they talk, through the transmission of video images
- piet-my-vrou — a cuckoo, Notococcyx solitarius, having a red breast
- pigeon-chest — chicken breast.
- pigmentation — coloration, especially of the skin.
- pilot burner — pilot light (def 1).
- pilot engine — a locomotive sent on ahead of a railroad train to see that the way is clear and the track safe.
- pilot jacket — a type of leather jacket associated with U.S. Army pilots in World War II
- pilot ladder — Jacob's ladder (def 2a).
- pinealectomy — a surgical operation to remove the pineal gland
- pipe routing — Pipe routing is the planning of pipeline layout, which includes considerations of neatness, economy, and safety.
- pipe tobacco — tobacco suitable for use in a tobacco pipe
- pirate coast — an independent federation in E Arabia, formed in 1971, now comprising seven emirates on the S coast (formerly, Pirate Coast or Trucial Coast) of the Persian Gulf, formerly under British protection: Abu Dhabi, Dubai, Sharjah, Ajman, Umm al-Qaiwain, Ras al-Khaimah (joined 1972), and Fujairah. About 32,300 sq. mi. (83,657 sq. km). Capital: Abu Dhabi. Abbreviation: U.A.E.
- pirate radio — radio broadcasting illegally
- pitched-roof — a roof sloping downward in two parts at an angle from a central ridge, so as to leave a gable at each end.
- placentation — Anatomy, Zoology. the formation of a placenta. the manner of placement or construction of a placenta.
- placentiform — shaped like a placenta, with a flat rounded form
- placentology — the scientific study of the placenta
- plainclothes — Plainclothes police officers wear ordinary clothes instead of a police uniform.
- plasterboard — a material used for insulating or covering walls, or as a lath, consisting of paper-covered sheets of gypsum and felt.
- platanaceous — relating to the family Platanaceae
- plate armour — armour made of thin metal plates, which superseded mail during the 14th century
- platform bed — a bed, originating in Scandinavia in the 1930s, consisting of a simple shallow box for holding a mattress situated on a slightly recessed pedestal.
- play clothes — clothes that are suitable for playing in
- plecopterous — relating to the order Plecoptera or stoneflies
- pleiotropism — the condition of a gene affecting more than one characteristic of the phenotype
- plenipotence — the possession of total authority
- plenipotency — the state of being plenipotent
- plotlessness — the state of being plotless
- pneumatocyst — the cavity of a pneumatophore.
- pneumatology — Theology. doctrine concerning the Holy Spirit. the belief in intermediary spirits between humans and God.
- pneumocystis — any protozoan of the genus Pneumocystis, esp P. carinii, which is a cause of pneumonia in people whose immune defences have been lowered by drugs or a disease
- pneumothorax — the presence of air or gas in the pleural cavity.
- pneumotropic — directed toward or having an affinity for lung tissue.
- pocket drive — a small portable memory device that can be plugged into the USB port of many different types of computer
- pocket knife — A pocket knife is a small knife with several blades which fold into the handle so that you can carry it around with you safely.