13-letter words containing m, i, r, a, d, o
- haemodialyzer — a piece of equipment used in haemodialysis to screen the blood to remove unwanted substances
- hemichordates — Plural form of hemichordate.
- hermaphrodism — the condition of being a hermaphrodite.
- hermaphrodite — an individual in which reproductive organs of both sexes are present. Compare pseudohermaphrodite.
- holiday-maker — vacationer.
- holidaymakers — Plural form of holidaymaker.
- hydrodynamics — the branch of fluid dynamics that deals with liquids, including hydrostatics and hydrokinetics.
- hydroxylamine — an unstable, weakly basic, crystalline compound, NH 3 O, used as a reducing agent, analytical reagent, and chemical intermediate.
- ideogrammatic — Of or pertaining to ideograms.
- ides of march — 15th March: ominous date
- idiochromatic — (of a mineral) deriving a characteristic color from its capacity to absorb certain light rays.
- imponderables — Plural form of imponderable.
- in moderation — not to excess
- inboard motor — a boat's motor that is situated within the hull
- indo-germanic — Indo-European
- infomediaries — Plural form of infomediary.
- intermediator — to act as an intermediary; intervene; mediate.
- intermodalism — pertaining to or suitable for transportation involving more than one form of carrier, as truck and rail, or truck, ship, and rail.
- macrodiagonal — the longer of two diagonals
- macrodynamics — Large-scale dynamics.
- macropinacoid — a crystalline pinacoid which runs parallel to the longer horizontal axis
- madeira topaz — citrine (def 2).
- madre de dios — a river in Peru and Bolivia, flowing E to the Beni River. 900 miles (1450 km) long.
- maid of honor — an unmarried woman who is the chief attendant of a bride. Compare matron of honor.
- mail exploder — (messaging) Part of an electronic mail delivery system which allows a message to be delivered to a list of addresses. Mail exploders are used to implement mailing lists. Users send messages to a single address and the mail exploder takes care of delivery to the individual mailboxes in the list.
- major medical — insurance designed to compensate for particularly large medical expenses due to a severe or prolonged illness, usually by paying a high percentage of medical bills above a certain amount.
- maladroitness — lacking in adroitness; unskillful; awkward; bungling; tactless: to handle a diplomatic crisis in a very maladroit way.
- mandatoriness — The quality or state of being mandatory.
- mandibuliform — Having the form of a mandible; - said especially of the maxill\u00e6 of an insect when hard and adapted for biting.
- matchboarding — a construction of matchboards.
- material mode — the normal use of language that refers to extra-linguistic subjects without explicit mention of the words themselves. Fido is a dog is in the material mode, while "Fido" is a dog's name is in the formal mode
- measuring rod — ruler, gauge, stick for measuring
- medical board — a group of people qualified to give opinions on medical matters
- medium quarto — a size of book, about 9½ × 12 inches (24 × 30 cm), untrimmed. Abbreviation: medium 4to.
- melodramatics — Melodramatic behavior, action, or writing.
- melodramatist — A writer of melodramas.
- melodramatize — to make melodramatic.
- meridionality — the quality or state of being on the meridian
- metronidazole — a synthetic antimicrobial substance, C 6 H 9 N 3 O 3 , used chiefly in the treatment of infections, such as Trichomonas vaginalis and certain anaerobic bacterial infections.
- mid glamorgan — a county in S Wales. 393 sq. mi. (1019 sq. km).
- mid-victorian — of, relating to, or characteristic of the middle portion (about 1850 to 1890) of the reign of Queen Victoria (reigned 1837–1901) in England: mid-Victorian writers.
- milford haven — a bay in SW Wales.
- miscoordinate — of the same order or degree; equal in rank or importance.
- misdemeanours — Plural form of misdemeanour.
- mitochondrial — (cytology) Of, or relating to mitochondria.
- model railway — a model of a small-scale railway system, often with toy moving trains
- moderationist — a person who favors, supports, or promotes moderation.
- moderatorship — The position or office of a moderator.
- modernisation — Alternative spelling of modernization.
- modernization — to make modern; give a new or modern character or appearance to: to modernize one's ideas; to modernize a kitchen.