13-letter words containing m, o, r, e, a, t
- parental home — a school for problem children.
- partitionment — the act or fact of being partitioned
- perambulation — to walk through, about, or over; travel through; traverse.
- petrochemical — a chemical substance obtained from petroleum or natural gas, as gasoline, kerosene, or petrolatum.
- pharyngectomy — excision of part or all of the pharynx.
- phototelegram — a telegram that is sent by means of phototelegraphy
- plant hormone — an organic chemical, as auxin, produced by plant cells and functioning at various sites to regulate growth, turning, metabolic processes, etc.
- platform game — a type of computer game that is played by moving a figure on the screen through a series of obstacles and problems
- platform shoe — a shoe with a platform.
- play for time — a dramatic composition or piece; drama.
- plethysmogram — the recording of a plethysmograph.
- pneumatograph — pneumograph.
- pneumatometer — an instrument for measuring either the quantity of air inhaled or exhaled during a single inspiration or expiration or the force of inspiration or expiration.
- pneumatophore — Botany. a specialized structure developed from the root in certain plants growing in swamps and marshes, serving as a respiratory organ.
- pneumogastric — of or relating to the lungs and stomach.
- portal system — a vascular arrangement in which blood from the capillaries of one organ is transported to the capillaries of another organ by a connecting vein or veins.
- porte-monnaie — a purse or pocketbook
- portrait mode — an orientation that is vertical rather than horizontal
- post-marriage — (broadly) any of the diverse forms of interpersonal union established in various parts of the world to form a familial bond that is recognized legally, religiously, or socially, granting the participating partners mutual conjugal rights and responsibilities and including, for example, opposite-sex marriage, same-sex marriage, plural marriage, and arranged marriage: Anthropologists say that some type of marriage has been found in every known human society since ancient times. See Word Story at the current entry.
- postage meter — an office machine used in bulk mailing that imprints prepaid postage and a dated postmark.
- postmenstrual — of or relating to menstruation or to the menses.
- posttreatment — an act or manner of treating.
- potato-masher — a kitchen implement used to crush or mash potatoes
- potomac fever — the determination or fervor to share in the power and prestige of the U.S. government in Washington, D.C., especially by being appointed or elected to a government position.
- potomac river — a river flowing SE from the Allegheny Mountains in West Virginia, along the boundary between Maryland and Virginia to the Chesapeake Bay. 287 miles (460 km) long.
- praetorianism — the control of a society by force or fraud, especially when exercised through titular officials and by a powerful minority.
- pre-migration — the process or act of migrating.
- preadmonition — a forewarning, premonition; the act of admonishing in advance
- prebasic molt — the molt by which most birds replace all of their feathers, usually occurring annually after the breeding season.
- predominantly — having ascendancy, power, authority, or influence over others; preeminent.
- predominately — to be the stronger or leading element or force.
- predominating — to be the stronger or leading element or force.
- preformulated — to express in precise form; state definitely or systematically: He finds it extremely difficult to formulate his new theory.
- premedication — any drugs administered to sedate and otherwise prepare a patient for general anaesthesia
- premeditation — an act or instance of premeditating.
- prenomination — the act of naming in advance of a formal nomination
- pretournament — occurring prior to a tournament
- primrose path — a way of life devoted to irresponsible hedonism, often of a sensual nature: The evangelist exhorted us to avoid the primrose path and stick to the straight and narrow.
- prison inmate — a person who is confined in a prison
- problem state — IBM jargon for user mode, the opposite of "supervisor state". On IBM System 360, 370 and 390 mainframes privileged instructions may only be executed in "supervisor state". Application programs request the operating system to perform these operations by using the Supervisor Call (SVC) instruction.
- problematical — of the nature of a problem; doubtful; uncertain; questionable.
- progametangia — Mycology. the hyphal tip of certain fungi that produces the gametangium and subsequent gamete.
- prostatectomy — excision of part or all of the prostate gland.
- protest march — public demonstration
- protestantism — the religion of Protestants.
- proto-elamite — the indigenous script of Elam, found on inscriptions and tablets from the fourth millennium b.c.
- quartodeciman — one of a group of early Christians who observed Easter on the day of the Jewish Passover regardless of whether or not it was Sunday
- quaterpolymer — A copolymer derived from four species of monomer.
- question mark — Also called interrogation point, interrogation mark. a mark indicating a question: usually, as in English, the mark (?) placed after a question.
- radiotelegram — a message transmitted by radiotelegraphy.