13-letter words containing e, d, i, r
- ambidexterous — ambidextrous
- american bond — a brickwork bond having a course of headers between five or six courses of stretchers.
- amor asteroid — one of a small group of asteroids whose orbits approach but do not cross that of the earth: named after the first such asteroid discovered (1932).
- andersonville — town in SW central Ga.: site of a Confederate prison in the Civil War
- andrei markov — (person) 1856-1922. The Russian mathematician, after who Markov chains were named.
- androcentrism — centered on, emphasizing, or dominated by males or masculine interests: an androcentric society; an androcentric religion.
- androdioecism — the state of being androdioecious
- angle grinder — a handheld power tool with a rotating abrasive disc, used for cutting, grinding and polishing
- animadversion — criticism or censure
- animadverting — Present participle of animadvert.
- animal warden — dogcatcher.
- ante meridiem — before noon
- ante-meridian — occurring before noon.
- anti-androgen — any of a class of drugs that oppose the action of androgens; used in the treatment of prostate cancer and various male sexual disorders
- anti-freudian — of or relating to Sigmund Freud or his doctrines, especially with respect to the causes and treatment of neurotic and psychopathic states, the interpretation of dreams, etc.
- antiapartheid — (in the Republic of South Africa) a rigid former policy of segregating and economically and politically oppressing the nonwhite population.
- antidiarrheal — An antidiarrheal is a substance used to prevent or treat diarrhea.
- antidiuretics — Plural form of antidiuretic.
- antimodernism — modern character, tendencies, or values; adherence to or sympathy with what is modern.
- antimodernist — opposed to modernism
- aperiodically — In an aperiodic way.
- apostrophized — Simple past tense and past participle of apostrophize.
- apparent wind — (wind), the velocity of air as measured from a moving object, as a ship.
- archimandrite — the head of a monastery or a group of monasteries
- architectured — Designed (according to a form of architecture, or as if by an architect).
- aridity index — a number indicating how much more precipitation could be lost by evapotranspiration if it were available than is actually lost at a given location.
- armistice day — the anniversary of the signing of the armistice that ended World War I, on Nov 11, 1918, now kept on Remembrance Sunday
- armstand dive — a dive starting from a handstand at the end of a springboard or a platform with the diver's back to the water.
- arriere-garde — rear guard.
- arseniuretted — combined with arsenic so as to form an arsenide.
- arsenous acid — a toxic white powder, As2O3, used to make other arsenic compounds, insecticides, and preservatives; white arsenic
- arundinaceous — resembling a reed
- asses' bridge — pons asinorum
- assigned risk — a risk that, under state law, is assigned to an insurer from a pool of insurers who would not otherwise accept it.
- asteroid belt — the concentrations of asteroids that move around the sun mainly between the orbits of Mars and Jupiter
- aten asteroid — one of a small group of asteroids whose orbits cross that of the earth and whose semimajor axes are smaller than that of the earth.
- attitudinizer — One who attitudinizes, or practises poses.
- audience room — a room for holding formal interviews or hearings.
- ayurvedically — As a practitioner of Ayurveda; in an Ayurvedic way.
- bacteriocidal — Alternative spelling of bactericidal.
- baedeker raid — one of the German air raids in 1942 on places of cultural and historical importance in England
- bailey bridge — a temporary bridge made of prefabricated steel panels that can be rapidly assembled
- baking powder — Baking powder is an ingredient used in cake making. It causes cakes to rise when they are in the oven.
- banana spider — a large, yellowish, tropical crab spider (Heteropoda venatoria) occasionally found in bunches of bananas shipped to the Temperate Zones
- banderilleros — Plural form of banderillero.
- bandspreading — an additional tuning control in some radio receivers whereby a selected narrow band of frequencies can be spread over a wider frequency band, in order to give finer control of tuning
- barred spiral — a spiral galaxy in which the arms originate at the ends of a bar-shaped nucleus
- basidiospores — Plural form of basidiospore.
- basket dinner — a group social gathering, as of church members, to which participants contribute casseroles or other dishes to share.
- bastard eigne — the first-born illegitimate son of parents whose second son was legitimate.