14-letter words containing p, a, e
- megasporophyll — a sporophyll producing megasporangia only.
- melanospermous — having dark spores, as certain seaweeds.
- membranophones — Plural form of membranophone.
- memory mapping — a technique whereby computer peripherals may be addressed as though they formed part of the main memory of the computer
- mercapto group — the univalent group –SH.
- mercaptopurine — a yellow, crystalline, water-insoluble powder, C 5 H 4 N 4 S, used in the treatment of leukemia.
- mesaticephalic — (anatomy) Having a cranium with a medium ratio of length to breadth.
- mesencephalons — Plural form of mesencephalon.
- met enkephalin — either of two pentapeptides that bind to morphine receptors in the central nervous system and have opioid properties of relatively short duration; one pentapeptide (Met enkephalin) has the amino acid sequence Tyr-Gly-Gly-Phe-Met and the other (Leu enkephalin) has the sequence Tyr-Gly-Gly-Phe-Leu.
- metal paste-up — a method for making up a form for printing in which engravings mounted on blocks are positioned on and pasted to a metal base.
- metal spraying — a process in which a layer of one metal is sprayed onto another in the molten state
- metallotherapy — therapy by the use of metals or their salts.
- metamorphizing — Present participle of metamorphize.
- metamorphosing — to change the form or nature of; transform.
- metamorphosise — (UK, nonstandard) To metamorphose.
- metamorphosize — (US, nonstandard) To undergo the process of metamorphosis; to metamorphose.
- metanephridium — (anatomy) A vasiform excretory gland observed in invertebrates, such as annelids, arthropods and molluscs.
- metaphorically — a figure of speech in which a term or phrase is applied to something to which it is not literally applicable in order to suggest a resemblance, as in “A mighty fortress is our God.”. Compare mixed metaphor, simile (def 1).
- metaphosphates — Plural form of metaphosphate.
- metaphosphoric — applied to an acid (HPO3) containing a molecule less of water than orthophosphoric acid
- metaphysically — pertaining to or of the nature of metaphysics.
- metaphysicians — Plural form of metaphysician.
- metaplasticity — Any activity-dependent change to neural function that modulates subsequent synaptic plasticity.
- metapragmatics — Language that characterizes or describes the pragmatic function of some speech.
- metapsychology — speculative thought dealing systematically with concepts extending beyond the limits of psychology as an empirical science.
- metencephalons — Plural form of metencephalon.
- metoclopramide — a white crystalline substance, C 1 4 H 2 2 ClN 3 O 2 , used primarily in the symptomatic treatment of certain upper gastrointestinal tract problems, and as an antiemetic.
- metoposcopical — relating to metoposcopy
- metrical psalm — a translation of one of the psalms into rhyming strict-metre verse usually sung as a hymn
- metropolitical — metropolitan
- microaerophile — An organism, especially an aerobic bacterium, that lives and thrives in environments low in oxygen.
- microcephalous — Microcephalic.
- microparasites — Plural form of microparasite.
- micropegmatite — a rock with a microscopic pegmatitic structure
- microspherical — relating to or designating a microsphere
- middle passage — the part of the Atlantic Ocean between the west coast of Africa and the West Indies: the longest part of the journey formerly made by slave ships.
- middle persian — the Persian language at a stage that begins c300 b.c. and includes Pahlavi (attested from the 3rd to the 7th centuries a.d.) as well as the West Iranian literatures (3rd–10th centuries a.d.) of religions carried outside Persia. Abbreviation: MPers.
- milieu therapy — a type of inpatient therapy, used in psychiatric hospitals, involving prescription of particular activities and social interactions according to a patient's emotional and interpersonal needs.
- mind-expanding — heightening perceptions in a hallucinatory way: mind-expanding drugs.
- mineral spring — a spring of water that contains a significant amount of dissolved minerals.
- misacceptation — misinterpretation
- misapprehended — Simple past tense and past participle of misapprehend.
- misappropriate — to put to a wrong use.
- misperformance — a musical, dramatic, or other entertainment presented before an audience.
- mixed metaphor — the use in the same expression of two or more metaphors that are incongruous or illogical when combined, as in “The president will put the ship of state on its feet.”.
- modern persian — the Persian language since the Middle Persian stage.
- modus operandi — mode of operating or working.
- money-purchase — relating to a pension scheme in which both employer and employee make contributions to a fund that is used to buy an annuity on retirement. The amount paid as a pension depends on the size of the fund
- monocarpellary — consisting of a single carpel.
- mononeuropathy — A neuropathy that affects only a single nerve (as distinguished from polyneuropathy).