13-letter words containing a, h, e, m
- petrochemical — a chemical substance obtained from petroleum or natural gas, as gasoline, kerosene, or petrolatum.
- phalansterism — a model of society in which members of a community live in the same space and share common belongings
- pharmaceutics — a pharmaceutical preparation or product.
- pharmacopoeia — a book published usually under the jurisdiction of the government and containing a list of drugs, their formulas, methods for making medicinal preparations, requirements and tests for their strength and purity, and other related information.
- pharyngectomy — excision of part or all of the pharynx.
- phase diagram — a graph, usually using temperature, pressure, and composition as coordinates, indicating the regions of stability of the various phases of a system.
- phenmetrazine — a compound, C 1 1 H 1 5 NO, used chiefly to control the appetite in the treatment of obesity.
- phenomenalism — the doctrine that phenomena are the only objects of knowledge or the only form of reality.
- phenomenality — highly extraordinary or prodigious; exceptional: phenomenal speed.
- phenomenalize — to regard or interpret as a phenomenon.
- phenylmethane — toluene.
- photochemical — the branch of chemistry that deals with the chemical action of light.
- phototelegram — a telegram that is sent by means of phototelegraphy
- phrase marker — (in generative grammar) a representation of the constituent structure of a sentence, using a tree diagram or labeled bracketing.
- phrygian mode — an authentic church mode represented on the white keys of a keyboard instrument by an ascending scale from E to E.
- phytochemical — Also called phytonutrient. any of various bioactive chemical compounds found in plants, as antioxidants, considered to be beneficial to human health.
- plant hormone — an organic chemical, as auxin, produced by plant cells and functioning at various sites to regulate growth, turning, metabolic processes, etc.
- platform shoe — a shoe with a platform.
- platyhelminth — any worm of the phylum Platyhelminthes; a flatworm.
- play the game — an amusement or pastime: children's games.
- plethysmogram — the recording of a plethysmograph.
- pneumatograph — pneumograph.
- pneumatophore — Botany. a specialized structure developed from the root in certain plants growing in swamps and marshes, serving as a respiratory organ.
- poker machine — a fruit machine
- polycythaemia — an abnormal condition of the blood characterized by an increase in the number of red blood cells. It can occur as a primary disease of unknown cause (polycythaemia vera or erythraemia) or in association with respiratory or circulatory diseases
- polygamophile — a person who approves of or countenances polygamy, especially as practiced by others.
- pomme blanche — breadroot.
- pompano beach — a city in SE Florida.
- potato-masher — a kitchen implement used to crush or mash potatoes
- pre christmas — the annual festival of the Christian church commemorating the birth of Jesus: celebrated on December 25 and now generally observed as a legal holiday and an occasion for exchanging gifts.
- pre-christmas — the annual festival of the Christian church commemorating the birth of Jesus: celebrated on December 25 and now generally observed as a legal holiday and an occasion for exchanging gifts.
- preattachment — an act of attaching or the state of being attached.
- primary cache — (hardware, architecture) (L1 cache, level one cache) A small, fast cache memory inside or close to the CPU chip. For example, an Intel 80486 has an eight-kilobyte on-chip cache, and most Pentiums have a 16-KB on-chip level one cache that consists of an 8-KB instruction cache and an 8-KB data cache. The larger, slower secondary cache is normally connected to the CPU via its external bus.
- 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.
- privy chamber — a private apartment in a royal residence.
- protest march — public demonstration
- pumpkinheaded — a slow or dim-witted person; dunce.
- pyrimethamine — a potent substance, C 1 2 H 1 3 ClN 4 , used against susceptible plasmodia in the prophylactic treatment of malaria and against Toxoplasma gondi in the treatment of toxoplasmosis.
- pythian games — (in ancient Greece) the second most important Panhellenic festival, celebrated in the third year of each Olympiad near Delphi. The four-year period between celebrations was known as a Pythiad (ˈpɪθɪˌæd )
- radiochemical — pertaining to or involving radiochemistry.
- ramapithecine — of or relating to an extinct hominoid of the genus Ramapithecus
- rapprochement — an establishment or reestablishment of harmonious relations: a rapprochement reached between warring factions.
- reach-me-down — a garment that is cheaply ready-made or second-hand
- refashionment — the act or state of being refashioned
- regime change — the transition from one political regime to another, esp through concerted political or military action
- requiem shark — any of numerous, chiefly tropical sharks of the family Carcharhinidae, including the tiger shark and soupfin shark.
- rhadamanthine — Classical Mythology. a son of Zeus and Europa, rewarded for the justice he exemplified on earth by being made, after his death, a judge in the Underworld, where he served with his brothers Minos and Aeacus.
- rhinoscleroma — an inflammatory bacterial disease of the nose that is mostly found in Africa and Central America
- rhodesian man — an extinct Pleistocene human whose cranial remains were found at Kabwe, in Zambia: formerly in some classifications Homo rhodesiensis but now considered archaic Homo sapiens.
- rogue's march — a derisive tune played to accompany a person's expulsion from a regiment, community, etc.