Showing 1,701 to 1,800 of 3,038.
- LYCOPODIUMA club moss of the genus Lycopodium.
- LYMPHPure water. The sap of plants.
- LYREAn ancient stringed musical instrument (a yoke lute chordophone) of Greek origin, consisting of two arms extending from a body to a crossbar (a yoke), and strings, parallel to the
- LYRICOf, or relating to a type of poetry (such as a sonnet or ode) that expresses subjective thoughts and feelings, often in a songlike style.
- LYSIMETERAn instrument that measures the percolation of water through soil
- LYSINany substance or antibody that can cause the destruction (by lysis) of blood cells, bacteria etc
- LYSISA plinth or step above the cornice of the podium in an ancient temple.
- MACHINATETo devise a plot or secret plan; to conspire.
- MACHINISTA constructor of machines and engines; someone knowledgeable about machines.
- MACROVery large in scale or scope.
- MACRONA short, straight, horizontal diacritical mark (◌̄) placed over a letter, usually to indicate that the pronunciation of a vowel is long.
- MACROPHAGEA white blood cell that phagocytizes necrotic cell debris and foreign material, including viruses, bacteria, and tattoo ink. It presents foreign antigens on MHC II to lymphocytes.
- MAGICThe application of rituals or actions, especially those based on occult knowledge, to subdue or manipulate natural or supernatural beings and forces in order to have some benefit f
- MAGNESIAmagnesium oxide
- MAGNETA piece of material that attracts some metals by magnetism.
- MAGUSA magician; a conjurer or sorcerer, especially one who is a charlatan or trickster.
- MAIEUTICOf or related to the Socratic method.
- MAIEUTICSSynonym of Socratic method.
- MALACHITEA bright green mineral, a basic copper carbonate, Cu2CO3(OH)2; one of the principal ores of copper.
- MALACIAAbnormal softening of organs or tissues of the human body.
- MALTHAA thick mineral pitch.
- MALVASIAA variety of grape, originally from the region of the Aegean, now used to make malmsey wine.
- MALVOISIESynonym of malmsey (“wine”).
- MANDRAKEAny plant of the genus Mandragora, certain of which are said to have medicinal or aphrodisiac properties; the root of these plants often resembles the shape of a small person, henc
- MANDRELA round object used as an aid for shaping a material, e.g. shaping or enlarging a ring, or bending or enlarging a pipe without creasing or kinking it.
- MANIAViolent derangement of mind; madness; insanity.
- MANIACAn insane person, especially one who suffers from a mania.
- MANICCharacterized by mania or craziness; wicked.
- MANTICRelating to divination; prophetic.
- MARATHONA 42.195-kilometre (26-mile-385-yard) road race.
- MARGARICPertaining to pearl or pearls
- MARSUPIALA mammal of the infraclass Marsupialia, including those where the female has a pouch in which it rears the young through early infancy, such as kangaroos, koalas, wombats and oposs
- MARTYROne who willingly accepts being put to death or willingly accepts challenging and exposing iniquity done to oneself for adhering openly to one's religious beliefs; notably, saints
- MARTYRIUMA tomb or other edifice erected in homage to a martyr.
- MASSIFA principal mountain mass.
- MASTICAn evergreen shrub or small tree, Pistacia lentiscus (mastic tree), native to the Mediterranean.
- MASTOIDBeing the process of the temporal bone behind the ear. Being any of several bony elements that occupy a similar position in the skull of lower vertebrates.
- MATTOIDDisplaying erratic behaviour
- MEANDEROne of the turns of a winding, crooked, or involved course.
- MEDITATETo contemplate; to keep the mind fixed upon something; to study.
- MEDLARMespilus germanica, common medlar (now often Crataegus germanica).
- MEGAVery large.
- MEGALITHA large stone slab making up a prehistoric monument, or part of such a monument. A prehistoric monument made up of one or more large stones.
- MEGARONThe rectangular great hall in a Mycenaean building, usually supported with pillars.
- MEGATHEREAn extinct, gigantic, ground sloth (Megatherium americanum) that flourished in South America during the Pleistocene epoch.
- MEIOFAUNAA group of marine or freshwater, typically benthic organisms that are intermediate in terms of size between macrofauna and microfauna, and which can pass through a 1 mm sieve, but
- MEIONITEA silicate mineral belonging to the scapolite group.
- MEIOSISA figure of speech in which something is presented as smaller or less significant than it actually appears.
- MELACONITEtenorite.
- MELACONITEStenorite.
- MELANCHOLIADeep sadness or gloom; melancholy
- MELANCHOLYBlack bile, formerly thought to be one of the four "cardinal humours" of animal bodies.
- MELANTERITEa widespread green, mostly fibrous mineral composed of hydrated ferrous sulphate
- MELAPHYREVarious dark-coloured volcanic igneous rocks rich in augite, similar to and in some definitions including basalt, principally of Paleozoic age
- MELASdark (in colour), black
- MELENAThe passage of dark, tarry stools containing blood, a result of upper gastrointestinal bleeding.
- MELENASThe passage of dark, tarry stools containing blood, a result of upper gastrointestinal bleeding.
- MELICOf or pertaining to Greek lyric verse.
- MELODYA sequence of notes that makes up a musical phrase.
- MELONSome of the plants of the family Cucurbitaceae grown for food, generally not including the cucumber. Genus Cucumis, the true melon (including various cultigens like honeydew and ca
- MEMEAny unit of (originally cultural) information, such as a practice or idea, that is transmitted verbally or by repeated action from one mind to another in a comparable way to the tr
- MENISCUSA crescent moon, or an object shaped like it.
- MENOPAUSEThe period in a woman's life when menstruation becomes irregular and less frequent before eventually stopping altogether, usually accompanied by a range of unpleasant symptoms; the
- MENTORA wise and trusted counselor or teacher.
- MEREOLOGYThe discipline which deals with the relationship of parts with their respective wholes.
- MERISMA reference to something by its polar extremes, as in "we searched high and low".
- MERISTEMThe plant tissue composed of totipotent cells that allows plant growth.
- MERUSThe thigh.
- MESARAICmesenteric
- MESENTERYThe membrane that attaches the intestines to the wall of the abdomen, maintaining their position in the abdominal cavity, and supplying them with blood vessels, nerves, and lymphat
- MESIALPertaining to the midline of the body.
- MESICCharacterized by an intermediate degree of moisture, in between xeric (dry) and hydric (wet); somewhat moist.
- MESOCARPThe middle layer of the pericarp of a fruit. In many fruits such as drupes and tomatoes, the mesocarp is fleshy
- MESONThe mesial plane dividing the body into similar right and left halves.
- METABOLICOf or pertaining to metabolism.
- METABOLIZETo undergo metabolism.
- METALChemical elements or alloys, their ores, and the mines where their ores come from. Any of a number of chemical elements in the periodic table that form a metallic bond with other m
- METALLICOf, relating to, or characteristic of metal.
- METALLURGYThe science of metals; their extraction from ores, purification and alloying, heat treatment, and working.
- METANOIAA fundamental change of mind.
- METAPHORThe use of a word, phrase, concept, or set of concepts to refer to something other than its literal meaning, invoking an implicit similarity between the thing described and what is
- METEORAn atmospheric or meteorological phenomenon. These were sometimes classified as aerial or airy meteors (winds), aqueous or watery meteors (hydrometeors: clouds, rain, snow, hail, d
- METHANOLThe simplest aliphatic alcohol, CH3OH; a colourless, toxic, inflammable liquid, used as a solvent, antifreeze, in the chemical industry, and in the preparation of methylated spirit
- METHODA process by which a task is completed; a way of doing something (followed by the adposition of, to or for before the purpose of the process).
- METHODICmethodical
- METHODICALIn an organized manner; proceeding with regard to method; systematic.
- METHYLThe univalent hydrocarbon radical, CH3-, formally derived from methane by the loss of a hydrogen atom; a compound or part of a compound formed by the attachment of such a radical.
- METICIn Ancient Greek city-states, a resident alien who did not have the rights of a citizen and who paid a tax for the right to live there.
- METOPICOf, relating to, or situated at the forehead
- METREThe basic unit of length in the International System of Units (SI: Système International d'Unités), equal to the distance travelled by light in a vacuum in 1/299 792 458 seconds. T
- METROA rapid transit rail transport system, or a train in such systems, generally underground and serving a metropolitan area.
- METROLOGYThe science of weights and measures or of measurement.
- METROPOLISThe mother (founding) polis (city state) of a colony.
- METROPOLITANA bishop empowered to oversee other bishops; an archbishop.
- MICROVery small in scale or scope.
- MICROBEAny microorganism; especially, a harmful bacterium.
- MICROLOGYThe study of trivialities and minutiae, or focusing on the small details rather than the whole picture.
- MICRONSynonym of micrometre (“one-millionth of a metre”).
- MICROPSIAA disorder in which objects appear much smaller than normal, most often the result of a neurological dysfunction.
- MICROPYLEIn seed-bearing plants, a small opening in the integuments of the ovule through which sperm are able to access the ovum.