16-letter words containing r, d, f
- maid of all work — a maid who does all types of housework
- man of few words — man who speaks very little
- man of the world — a man who is widely experienced in the ways of the world and people; an urbane, sophisticated man.
- manhood suffrage — the right of adult male citizens to vote
- manufactured gas — a gaseous fuel created from coal, oil, etc., as differentiated from natural gas.
- matter of record — a fact or statement that appears on the record of a court and that can be proved or established by producing such record.
- matthew flinders — Matthew, 1774–1814, English navigator and explorer: surveyed coast of Australia.
- medal of bravery — a Canadian award for courage
- medal of freedom — a former name of the Presidential Medal of Freedom.
- medium frequency — any frequency between 300 and 3000 kilohertz. Abbreviation: MF.
- mercuric sulfide — a crystalline, water-insoluble, poisonous compound, HgS, occurring as a coarse, black powder (black mercuric sulfide) or as a fine, bright-scarlet powder (red mercuric sulfide) used chiefly as a pigment and as a source of the free metal.
- micro-microfarad — picofarad. Symbol: μμF.
- microfilm reader — a machine that displays on a screen a magnified image of a microfilm
- modacrylic fiber — any of various synthetic copolymer textile fibers, as Dynel, containing less than 85 percent but more than 35 percent of acrylonitrile.
- modified-release — denoting a formulation of a medicinal drug taken orally that releases the active ingredients over several hours, in order to maintain a relatively constant plasma concentration of the drug
- mohammed of ghor — (Mu'izz-ad-din) died 1206, Muslim Sultan of Ghazni 1173–1206: established Muslim power in India.
- no fixed address — Someone who is of no fixed address does not have a permanent place to live.
- no hard feelings — If you say ' no hard feelings', you are making an agreement with someone not to be angry or bitter about something.
- no-fault divorce — a divorce granted without anyone being found guilty of marital misconduct
- non-manufactured — the making of goods or wares by manual labor or by machinery, especially on a large scale: the manufacture of television sets.
- north battleford — a city in W central Saskatchewan, in central Canada.
- north plainfield — a city in NE New Jersey.
- of it own accord — If something happens of its own accord, it seems to happen by itself, without anyone making it happen.
- off off broadway — experimental or avant-garde drama produced in New York City, in small theaters, halls, churches, etc.
- off-off-broadway — experimental or avant-garde drama produced in New York City, in small theaters, halls, churches, etc.
- off-road vehicle — An off-road vehicle is a vehicle that is designed to travel over rough ground.
- off-the-shoulder — not covering the shoulder
- old north french — the dialect of Old French spoken in northern France. Abbreviation: ONF.
- once and for all — former; having at one time been: the once and future king.
- one for the road — a long, narrow stretch with a smoothed or paved surface, made for traveling by motor vehicle, carriage, etc., between two or more points; street or highway.
- open-die forging — Open-die forging is a forging process in which the flow of metal is not kept completely in the die.
- order of service — a prescribed form of liturgical service, or of administration of a rite or ceremony
- order of the day — the agenda for an assembly, meeting, group, or organization.
- ordnance factory — a factory that makes military weapons and ammunition
- orthoformic acid — a hypothetical acid, HC(OH) 3 , known only in the form of its esters.
- out of your mind — If you say that someone is out of their mind, you mean that they are mad or very foolish.
- outboard profile — an exterior side elevation of a vessel, showing all deck structures, rigging, fittings, etc.
- paraformaldehyde — a white, crystalline polymer of formaldehyde, (HCOH) n , from which it is obtained by evaporation of the aqueous solution: used chiefly as an antiseptic.
- parts of lindsey — an area in E England constituting a former administrative division of Lincolnshire
- pass-band filter — band-pass filter
- pearls of wisdom — good advice, wise words
- perforated ulcer — an ulcer that bursts through the stomach wall and leaks food and gastric juices into the abdominal cavity
- performance bond — contract bond.
- period furniture — furniture that was made during a particular period in time
- persulfuric acid — Also called Caro's acid, permonosulfuric acid, peroxymonosulfuric acid, peroxysulfuric acid. a white, crystalline solid, H 2 SO 5 , used as an oxidizing agent for certain organic compounds.
- petrified forest — a national park in E Arizona, containing petrified coniferous trees about 170 000 000 years old
- phase difference — the difference between two sinusoidally varying quantities that have the same frequency, measured either as an angle or a time
- presence of mind — a calm state of mind that allows one to think clearly or act effectively in an emergency.
- pribilof islands — a group of islands in the Bering Sea, off SW Alaska, belonging to the US: the breeding ground of the northern fur seal. Area: about 168 sq km (65 sq miles)
- pride oneself on — to be proud of