12-letter words containing a, g, e, r, o
- proteoglycan — a macromolecule composed of a polysaccharide joined to a polypeptide and forming the ground substance of connective tissue.
- protest flag — a flag hoisted by a racing yacht to advise the judges of a violation of the rules by another yacht.
- pseudography — writing that does not follow conventional spelling or usage
- pyromagnetic — (formerly) thermomagnetic (def 1).
- race norming — the process of statistically adjusting the scores of minority job applicants on job-qualification tests by rating each test-taker's score against the results of others in his or her racial or ethnic group.
- racing homer — a kind of homing pigeon used for racing
- radioecology — the branch of ecology concerned with the effects of radioactivity on the environment
- radiographer — X-ray technician
- ragged robin — a plant, Lychnis flos-cuculi, of the pink family, having pink or white flowers with dissected petals.
- ranging pole — a pole for marking positions in surveying
- read-through — reading (def 1).
- reading book — a book for people who are learning to read, to help them become accustomed to looking at and understanding written words
- reading room — a room set aside for reading, as in a library or club.
- real storage — (in a virtual storage system) the portion of addressable memory that consists of main storage.
- reaping hook — a curved cutting tool with a sharp edge, used in the cutting or harvesting of crops
- recategorize — to arrange in categories or classes; classify.
- recognizable — to identify as something or someone previously seen, known, etc.: He had changed so much that one could scarcely recognize him.
- recognizance — Law. a bond or obligation of record entered into before a court of record or a magistrate, binding a person to do a particular act. the sum pledged as surety on such a bond.
- red goatfish — a goatfish, Mullus auratus.
- red kangaroo — a large Australian kangaroo, Macropus rufus, the male of which has a reddish coat
- redelegation — a group or body of delegates: Our club sent a delegation to the rally.
- reflectogram — an image of an under-drawing or image taken from beneath the surface of paint in a work of art
- reformatting — the shape and size of a book as determined by the number of times the original sheet has been folded to form the leaves. Compare duodecimo, folio (def 2), octavo, quarto.
- refrigerator — a box, room, or cabinet in which food, drink, etc., are kept cool by means of ice or mechanical refrigeration.
- regeneration — act of regenerating; state of being regenerated.
- registration — the act of registering.
- regulation t — (in the U.S.) a federal law governing the amount of credit that may be advanced by brokers and dealers to customers for the purchase of securities on margin.
- regulation u — (in the U.S.) a federal law governing the amount of credit that may be advanced by a bank for the purchase of listed securities.
- reinvigorate — to give vigor to; fill with life and energy; energize.
- relitigation — the act or process of litigating: a matter that is still in litigation.
- renegotiable — to negotiate again, as a loan, treaty, etc.
- renegotiated — to negotiate again, as a loan, treaty, etc.
- repagination — Bibliography. the number of pages or leaves of a book, manuscript, etc., identified in bibliographical description or cataloging.
- rephotograph — to photograph again
- report stage — the stage preceding the third reading in the passage of a bill through Parliament, at which the bill, as amended in committee, is reported back to the chamber considering it
- reprographer — a perspm who engages in reprography
- repromulgate — to make known by open declaration; publish; proclaim formally or put into operation (a law, decree of a court, etc.).
- reregulation — renewed regulation, the act or process of regulating again
- retail group — a group of companies under single ownership, which sell goods to individual customers
- retrocognate — being or pertaining to memory or extrasensory perception of past events.
- retrolingual — situated behind or near the base of the tongue.
- revegetation — to cause vegetation to grow again on: to revegetate eroded lands.
- rheumatology — the study and treatment of rheumatic diseases.
- rhodes grass — a grass, Chloris gayana, native to Africa, used as pasturage and fodder in warm climates.
- ring-a-levio — a children's game in which members of one group try to find and capture hiding members of another group: a captured player is kept in a circle drawn on the ground and is set free when tagged by a teammate
- rio gallegos — a seaport in S Argentina, in S Patagonia.
- ripe old age — advanced age
- road haulage — transport of goods by road
- road manager — The road manager of someone such as a singer or sports player is the person who organizes their travel and other arrangements during a tour.
- roasting ear — an ear of sweet corn suitable for roasting while still in the husk.