13-letter words containing o, d, r, i, m
- family doctor — a general practitioner.
- ferrovanadium — a ferroalloy containing up to 55 percent vanadium.
- film recorder — a photographic device for producing a sound strip on a motion-picture film.
- flaming sword — a cultivated bromeliad, Vriesea splendens, native to French Guiana, having long, red bracts and yellow flowers.
- forementioned — Mentioned earlier or above; already cited.
- formidability — causing fear, apprehension, or dread: a formidable opponent.
- frame of mind — mental state
- freedom rider — (especially in the 1960s) a bus trip made to parts of the southern U.S. by persons engaging in efforts to integrate racially segregated public facilities.
- gourmandizers — Plural form of gourmandizer.
- gourmandizing — Present participle of gourmandize.
- grimes golden — a yellow variety of apple that ripens in late autumn.
- haemodialyzer — a piece of equipment used in haemodialysis to screen the blood to remove unwanted substances
- hemichordates — Plural form of hemichordate.
- hemiterpenoid — (chemistry) a terpenoid having a C5 skeleton.
- hermaphrodism — the condition of being a hermaphrodite.
- hermaphrodite — an individual in which reproductive organs of both sexes are present. Compare pseudohermaphrodite.
- heterodimeric — (chemistry) produced from two similar but different monomers.
- holiday-maker — vacationer.
- holidaymakers — Plural form of holidaymaker.
- home delivery — delivery to one's home
- hydrodynamics — the branch of fluid dynamics that deals with liquids, including hydrostatics and hydrokinetics.
- hydromedusoid — a jellyfish or something resembling a jellyfish that lives in water
- hydronium ion — the hydrogen ion bonded to a molecule of water, H 3 O + , the form in which hydrogen ions are found in aqueous solution.
- hydroxylamine — an unstable, weakly basic, crystalline compound, NH 3 O, used as a reducing agent, analytical reagent, and chemical intermediate.
- hypochondrium — either of two regions of the abdomen, situated on each side of the epigastrium and above the lumbar regions.
- 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.
- idiorrhythmic — self-regulating; allowing each member to regulate his or her own life
- imponderables — Plural form of imponderable.
- improvidently — In an improvident manner.
- in moderation — not to excess
- inboard motor — a boat's motor that is situated within the hull
- incident room — An incident room is a room used by the police while they are dealing with a major crime or accident.
- indo-germanic — Indo-European
- inductothermy — the production of fever by means of electromagnetic induction.
- infomediaries — Plural form of infomediary.
- interdominion — occurring between sovereign states of the Commonwealth
- 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.
- introducement — (obsolete) introduction.
- isodimorphism — isomorphism between the forms of two dimorphous substances.
- isodrosotherm — a line on a weather map or chart connecting points having an equal dew point.
- jimmy woodser — a man who drinks by himself
- 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.