13-letter words containing p, h, e, l, m
- mineral pitch — asphalt.
- molly pitcher — Molly (Mary Ludwig Hays McCauley) 1754–1832, American Revolutionary heroine.
- monotelephone — a telephone that communicates a specific frequency of sound
- morphemically — By means of, or in terms, of morphemes.
- mother's help — a woman employed to help look after children and help the mother in other ways
- multiple shop — chain store.
- mussel shrimp — any of numerous tiny marine and freshwater crustaceans of the subclass Ostracoda, having a shrimplike body enclosed in a hinged bivalve shell.
- myrmecophiles — Plural form of myrmecophile.
- naphthylamine — (organic compound) Either of two isomeric primary amines derived from naphthalene; they occur in crude oil, and are used in the preparation of dyes and other compounds.
- nephelometers — Plural form of nephelometer.
- nephelometric — Bacteriology. an apparatus containing a series of barium chloride standards used to determine the number of bacteria in a suspension.
- non-ephemeral — lasting a very short time; short-lived; transitory: the ephemeral joys of childhood.
- normocephalic — Having a normal sized head; neither macrocephalic nor microcephalic; mesocephalic.
- openmouthedly — in a manner filled with amazement and wonder
- opthalmoscope — Misspelling of ophthalmoscope.
- parental home — a school for problem children.
- peach blossom — the flower of the peach tree: the state flower of Delaware.
- pelham holles — Thomas, 1st Duke of Newcastle, 1693–1768, British statesman: prime minister 1754–56, 1757–62 (brother of Henry Pelham).
- pelham-holles — Thomas, 1st Duke of Newcastle, 1693–1768, British statesman: prime minister 1754–56, 1757–62 (brother of Henry Pelham).
- penthemimeral — (of a caesura) occurring after the first penthemimer of a poetic line, i.e. in the middle of the third foot
- perilymphatic — the fluid between the bony and membranous labyrinths of the ear.
- peripheralism — the explanation of psychological events emphasizing peripheral human functions, as those of skeletal muscles or the sex organs, rather than cognition or other processes of the central nervous system.
- 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
- 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.
- phenomenology — the study of phenomena.
- phenylmethane — toluene.
- philhellenism — a friend or supporter of the Greeks.
- photochemical — the branch of chemistry that deals with the chemical action of light.
- phototelegram — a telegram that is sent by means of phototelegraphy
- physics model — a variety of software illustrating the movement of objects in reality, used by designers of video games to improve verisimilitude
- 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.
- 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.
- pyrheliometer — an instrument for measuring the total intensity of the sun's energy radiation.
- replenishment — to make full or complete again, as by supplying what is lacking, used up, etc.: to replenish one's stock of food.
- rumbledethump — a Scottish dish of butter and mashed potatoes, sometimes mixed with cabbage or turnips
- sheep measles — a disease of sheep caused by infestation by the cysticerci of a dog tapeworm (Taenia ovis)
- shell company — A shell company is a company that another company takes over in order to use its name to gain an advantage.
- shell program — A shell program is a basic computer program that provides a framework within which the user can develop the program to suit their own needs.
- sphingomyelin — any of the class of phospholipids occurring chiefly in the brain and spinal cord, composed of phosphoric acid, choline, sphingosine, and a fatty acid.
- 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.