8-letter words containing d, i, r, u
- radiatus — (of a cloud) having bands that appear to converge toward a point on the horizon.
- radiguet — Raymond (rɛmɔ̃). 1903–23, French novelist; the author of The Devil in the Flesh (1923) and Count d'Orgel (1924)
- radium a — a substance, formed by decay of radon, that gives rise to radium B.
- radium b — an isotope of lead, formed by decay of radium A, that gives rise to radium C, which is an isotope of bismuth, from which radium D, radium E, and radium F, or polonium 210, are derived.
- radium f — an isotope of polonium: polonium 210.
- radiuses — a straight line extending from the center of a circle or sphere to the circumference or surface: The radius of a circle is half the diameter.
- re-audit — an official examination and verification of accounts and records, especially of financial accounts.
- reducing — to bring down to a smaller extent, size, amount, number, etc.: to reduce one's weight by 10 pounds.
- reduviid — assassin bug.
- reinduce — to induce again
- reinduct — to install in an office, benefice, position, etc., especially with formal ceremonies: The committee inducted her as president.
- reinfund — to pour in again, to flow in again
- reissued — something that is issued again, as a book or a motion picture.
- required — to have need of; need: He requires medical care.
- requited — to make repayment or return for (service, benefits, etc.).
- residual — pertaining to or constituting a residue or remainder; remaining; leftover.
- residuum — the residue, remainder, or rest of something.
- ride out — to sit on and manage a horse or other animal in motion; be carried on the back of an animal.
- ridicule — speech or action intended to cause contemptuous laughter at a person or thing; derision.
- rigaudon — rigadoon.
- round in — to haul in on (a line)
- rounding — having a flat, circular surface, as a disk.
- roundish — somewhat round: a roundish man; roundish furniture.
- rubicund — red or reddish; ruddy: a rubicund complexion.
- rubidium — a silver-white, metallic, active element resembling potassium, used in photoelectric cells and radio vacuum tubes. Symbol: Rb; atomic weight: 85.47; atomic number: 37; specific gravity: 1.53 at 20°C.
- ruddiest — of or having a fresh, healthy red color: a ruddy complexion.
- rudiment — Usually, rudiments. the elements or first principles of a subject: the rudiments of grammar. a mere beginning, first slight appearance, or undeveloped or imperfect form of something: the rudiments of a plan.
- rudolf i — 1218–91, king of Germany and emperor of the Holy Roman Empire 1273–91: founder of the Hapsburg dynasty.
- ruisdael — Jacob van [yah-kawp vahn] /ˌyɑ kɔp vɑn/ (Show IPA), 1628?–82, Dutch painter.
- run wild — living in a state of nature; not tamed or domesticated: a wild animal; wild geese.
- sciuroid — sciurine.
- scurried — to go or move quickly or in haste.
- serpulid — a marine polychaete worm of the family Serpulidae, which constructs and lives in a calcareous tube attached to stones or seaweed and has a crown of ciliated tentacles
- siluroid — a freshwater fish of the family Siluridae
- slurried — a thin mixture of an insoluble substance, as cement, clay, or coal, with a liquid, as water or oil.
- soredium — a group of algal cells surrounded by hyphal tissue, occurring on the surface of the thallus and functioning in vegetative reproduction.
- sourdine — mute (def 10).
- squirmed — to wriggle or writhe.
- squirted — to eject liquid in a jet from a narrow orifice: The hose squirted all over us.
- studiers — application of the mind to the acquisition of knowledge, as by reading, investigation, or reflection: long hours of study.
- stupider — lacking ordinary quickness and keenness of mind; dull.
- sturdier — strongly built; stalwart; robust: sturdy young athletes.
- sturdily — strongly built; stalwart; robust: sturdy young athletes.
- sturnoid — of or relating to starlings
- subacrid — slightly acrid
- sudarium — (in ancient Rome) a cloth, usually of linen, for wiping the face; handkerchief.
- sundries — miscellaneous items
- sundrily — in sundry or distinct ways; variously
- surfbird — a sandpiperlike shorebird, Aphriza virgata, of the Pacific coast, breeding in Alaska and wintering in South America.
- surfside — next to the sea