12-letter words containing a, g, d, i, r
- proofreading — correction of text
- propagandism — the art, system, or use of propaganda
- propagandist — a person involved in producing or spreading propaganda.
- propagandize — to propagate or publicize (principles, dogma, etc.) by means of propaganda.
- pyramidology — a belief system based on the supposed occult significance of the Egyptian pyramids
- quadragesima — the first Sunday in Lent.
- quadraplegic — quadriplegic.
- quadriplegia — paralysis of all four limbs or of the entire body below the neck.
- quadriplegic — a person with quadriplegia.
- radical sign — the symbol √ or indicating extraction of a root of the quantity that follows it, as √25=5 or .
- radio galaxy — a galaxy that emits much more strongly in the radio part of the spectrum than does a typical galaxy.
- radiobiology — the branch of biology dealing with the effects of radiation on living matter.
- radioecology — the branch of ecology concerned with the effects of radioactivity on the environment
- radiographer — X-ray technician
- radiological — of or relating to radiology.
- ragged robin — a plant, Lychnis flos-cuculi, of the pink family, having pink or white flowers with dissected petals.
- range finder — any of various instruments for determining the distance from the observer to a particular object, as for sighting a gun or adjusting the focus of a camera.
- rangefinding — the act or process of determining the distance of an object from the observer
- rating badge — a badge that indicates the rank and specialty of a petty officer: worn on the upper left sleeve.
- reading book — a book for people who are learning to read, to help them become accustomed to looking at and understanding written words
- reading desk — a desk for use in reading, especially by a person standing.
- reading lamp — A reading lamp is a small lamp that you keep on a desk or table. You can move part of it in order to direct the light to where you need it for reading.
- reading list — a list of sources (recommended by a teacher or university lecturer) which provide additional or background information on a subject being studied
- reading room — a room set aside for reading, as in a library or club.
- reading week — university: week-long break from classes
- rear-engined — (of a vehicle) with the engine at the back
- red brigades — an extreme leftist terrorist organization in Italy.
- red goatfish — a goatfish, Mullus auratus.
- redelegation — a group or body of delegates: Our club sent a delegation to the rally.
- redesignated — to mark or point out; indicate; show; specify.
- redintegrate — to make whole again; restore to a perfect state; renew; reestablish.
- refrigerated — made frozen or cold, esp for preservative purposes; chilled or frozen
- regurgitated — to give back or repeat, especially something not fully understood or assimilated: to regurgitate the teacher's lectures on the exam.
- renegotiated — to negotiate again, as a loan, treaty, etc.
- reprimanding — a severe reproof or rebuke, especially a formal one by a person in authority.
- riding habit — habit1 (def 11).
- right-angled — A right-angled triangle has one angle that is a right angle.
- right-handed — having the right hand or arm more serviceable than the left; using the right hand by preference: a right-handed painter.
- right-hander — a person who is right-handed, especially a baseball pitcher who throws with the right hand.
- ripe old age — advanced age
- road pricing — Road pricing is a system of making drivers pay money for driving on certain roads by electronically recording the movement of vehicles on those roads.
- rolling road — A rolling road is a piece of machinery on which the wheels of a vehicle can ride in order to test how well the vehicle works under road conditions that are created artificially.
- ruling grade — the steepest grade on a given stretch of track, which determines the maximum tonnage that can be hauled in a train having a given horsepower at a stated minimum speed.
- running hand — script or calligraphy characterized by uniformly slanted letters that are written quickly and connected by long, continuous strokes of the pen.
- running head — a descriptive word, phrase, title, or the like, usually repeated at the top of each page of a book, periodical, etc.
- sailboarding — windsurfing.
- sand springs — a town in NE Oklahoma.
- sandpapering — the act or process of polishing or grinding a surface with or as if with sandpaper
- scouring pad — a small pad, as of steel wool or plastic mesh, used for scouring pots, pans, etc.
- self-drawing — the act of a person or thing that draws.