15-letter words containing l, o, e, r
- mean solar time — time measured by the hour angle of the mean sun.
- mechlorethamine — a nitrogen mustard, C 5 H 1 1 Cl 2 N, used in combination with other drugs in the treatment of Hodgkin's disease and certain other cancers.
- medal for merit — a medal awarded by the U.S. to a civilian for distinguished service to the country: discontinued after World War II.
- medical history — the past background of a person in terms of health
- medical officer — a doctor of medicine who serves in the armed forces in a medical capacity
- medical records — written information about a person's health during their life to date
- medical tourism — tourist travel for the purpose of receiving medical treatment or improving health or fitness: The spiraling cost of healthcare has contributed to the growth of medical tourism. Also called health tourism.
- medieval breton — the Breton language of the Middle Ages, usually dated from the 12th to the mid-17th centuries.
- megalokaryocyte — Megakaryocyte.
- memorialization — to commemorate.
- memory location — (storage) A byte, word or other small unit of storage space in a computer's main memory that is identified by its starting address (and size).
- mental disorder — any of the various forms of psychosis or severe neurosis.
- mesometeorology — the study of atmospheric phenomena of relatively small size, as thunderstorms or tornadoes, and of the detailed structure of larger disturbances.
- messier catalog — a catalog of nonstellar objects compiled by Charles Messier in 1784 and later slightly extended, now known to contain nebulae, galaxies, and star clusters.
- metallo-organic — organometallic.
- metalloprotease — (enzyme) metalloproteinase.
- metallotolerant — (biology) Any extremophile that is able to tolerate a high concentration metal ions in its environment.
- metamorphically — In a metamorphic manner.
- metanitrophenol — any compound derived from phenol by the replacement of one or more of its ring hydrogen atoms by the nitro group.
- methyl chloride — a colorless, poisonous gas, CH 3 Cl, used chiefly as a refrigerant, as a local anesthetic, and as a methylating agent in organic synthesis.
- methylene group — the bivalent organic group >CH 2 , derived from methane.
- methylpropanone — (organic compound) The industrial solvent butanone.
- metric topology — a topology for a space in which open sets are defined in terms of a given metric.
- metropolitanate — the office or province of a metropolitan
- metropolitanism — of, noting, or characteristic of a metropolis or its inhabitants, especially in culture, sophistication, or in accepting and combining a wide variety of people, ideas, etc.
- metropolitanize — to make metropolitan.
- mezzanine floor — intermediate level in a building
- microaerophiles — Plural form of microaerophile.
- microaerophilic — Of, or relating to a microaerophile.
- microcontroller — A microcomputer on a single chip, used to control some device such as an automobile engine or a toy.
- microelectronic — A microelectronic device.
- micromillimeter — Synonym of nanometer.
- microsoft excel — (tool) A spreadsheet program from Microsoft, part of their Microsoft Office suite of productivity tools for Microsoft Windows and Macintosh. Excel is probably the most widely used spreadsheet in the world.
- microtechnology — technology that uses microelectronics
- microtunnelling — a technique used to excavate tunnels mechanically for the laying of pipes
- miles gloriosus — a braggart soldier, esp as a stock figure in comedy
- military police — soldiers who perform police duties
- millionairesses — Plural form of millionairess.
- mineral kingdom — minerals collectively.
- mineralogically — With regard to mineralogy.
- minority leader — the party member who directs the activities of the minority party on the floor of a legislative body, as of the U.S. Congress.
- misrecollection — the act or power of recollecting, or recalling to mind; remembrance.
- mitral stenosis — abnormal narrowing of the mitral valve usually resulting from disease, as rheumatic fever, and obstructing the free flow of blood from the atrium to the ventricle.
- moccasin flower — the lady's-slipper.
- mock pennyroyal — pennyroyal (def 2).
- modern language — one of the literary languages currently in use in Europe, as French, Spanish, or German, treated as a departmental course of study in a school, college, or university.
- modestly priced — moderately priced; not overly expensive
- modulo operator — (mathematics) (mod) The operator that returns the remainder after integer division of its first argument by its second. Written as "%" in C and some other languages. Where the second argument is a power of two, the result can be calculated much more quickly using bitwise and with the appropriate bit-mask.
- mole salamander — ambystomid.
- molecular clock — the changes in the amino acid sequences of proteins that take place during evolution and speciation, and from which the dates of branchings of taxonomic groups can be deduced.