13-letter words containing m, e, t, h, y
- metaphoricity — The power of a metaphor.
- metaphysician — a person who creates or develops metaphysical theories.
- metaphysicist — a person who creates or develops metaphysical theories.
- metaphysicize — to think, write, etc, metaphysically
- methoxy group — the univalent group CH 3 O−.
- methyl oleate — an oily, clear to amber, water-insoluble liquid, C 1 9 H 3 6 O 2 , used chiefly as an intermediate for detergents, wetting agents, and emulsifiers.
- methyl violet — gentian violet
- methylbenzene — toluene.
- methylglyoxal — pyruvic aldehyde.
- methylmercury — any of several extremely toxic organometallic compounds, Hg(CH 3) 2 , formed from metallic mercury by the action of microorganisms and capable of entering the food chain: used as seed disinfectants.
- methylparaben — a fine, white, needlelike substance, C 8 H 8 O 3 , used chiefly as a preservative in foods and pharmaceuticals.
- methylpropane — (organic compound) isobutane.
- methylpropene — (organic compound) IUPAC name for isobutylene.
- methylsulfate — a colorless or yellow, slightly water-soluble, poisonous liquid, (CH 3) 2 SO 2 , used chiefly in organic synthesis.
- molly pitcher — Molly (Mary Ludwig Hays McCauley) 1754–1832, American Revolutionary heroine.
- mount whitney — a mountain in E California: the highest peak in the Sierra Nevada Mountains and in continental US (excluding Alaska). Height: 4418 m (14 495 ft)
- musicotherapy — the treatment of mental disorders with music
- mycetophagous — That feeds on fungi.
- myelin sheath — a wrapping of myelin around certain nerve axons, serving as an electrical insulator that speeds nerve impulses to muscles and other effectors.
- mythographies — Plural form of mythography.
- nanochemistry — (chemistry) The synthesis, analysis and characterization of chemical compounds at the nanoscale.
- 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.
- nithiocyamine — Amoscanate.
- nonhaemolytic — relating to a transfusion reaction in which the red blood cells survive
- number theory — the study of integers and their relation to one another.
- openmouthedly — in a manner filled with amazement and wonder
- party machine — the internal organization of a political party, which decides its policies and directs its activities
- perfect rhyme — rhyme of two words spelled or pronounced identically but differing in meaning, as rain, reign; rich rhyme.
- perilymphatic — the fluid between the bony and membranous labyrinths of the ear.
- pharyngectomy — excision of part or all of the pharynx.
- phenomenality — highly extraordinary or prodigious; exceptional: phenomenal speed.
- phenylmethane — toluene.
- physostigmine — an alkaloid, C 1 5 H 2 1 N 3 O 2 , used in the treatment of Alzheimer's disease to raise the level of the neurotransmitter acetylcholine and also as a miotic in glaucoma.
- phytochemical — Also called phytonutrient. any of various bioactive chemical compounds found in plants, as antioxidants, considered to be beneficial to human health.
- 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
- psychometrics — the measurement of mental traits, abilities, and processes.
- psychomimetic — psychotomimetic.
- psychrometric — relating to psychrometry
- pyrheliometer — an instrument for measuring the total intensity of the sun's energy radiation.
- 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 )
- q-methodology — a statistical methodology used by psychologists to identify alternative world-views, opinions, interpretations, etc, in terms of statistically independent patterns of response recognized by clustering together individuals whose orderings of items, typically attitude statements, are similar
- r-methodology — any statistical methodology in psychology that is contrasted with Q-methodology
- remythologize — to mythologize anew, to make a new mythological system out of (an existing one)
- rhythm method — a method of birth control in which the couple abstain from sexual intercourse during the period when ovulation is most likely to occur.
- saccharimetry — the process of measuring the amount of sugar in a sample, as with a saccharimeter or by polarimetry.
- saccharometry — the process of determining the quantity of sugar in a solution