13-letter words containing a, e, r, o, g
- rocking shear — a shear having a curved blade that cuts with a rocking motion.
- rocking valve — (on a steam engine) a valve mechanism oscillating through an arc to open and close.
- roentgenogram — a photograph made with x-rays.
- roger-ducasse — Jean Jules Amable [zhahn zhyl a-ma-bluh] /ʒɑ̃ ʒül aˈma blə/ (Show IPA), 1873–1954, French composer.
- rogue dialler — a dial-up connection placed on a computer without the user's knowledge which, when the user tries to connect to the internet, automatically connects to a premium-rate phone number
- rogue program — a computer virus
- rogue's march — a derisive tune played to accompany a person's expulsion from a regiment, community, etc.
- rollerblading — skating on rollerblades
- rolling paper — cigarette paper available in small packages to smokers for rolling their own cigarettes.
- rose geranium — a geranium, Pelargonium graveolens, cultivated for its fragrant, lobed or narrowly divided leaves.
- rotary engine — an engine, as a turbine, in which the impelling fluid produces torque directly rather than by acting upon reciprocating parts.
- rote learning — memorization by repetition
- rough passage — a stormy sea journey
- ruggedization — the act or process of making something rugged
- saint gregory — Saint (Hildebrand) c1020–85, Italian ecclesiastic: pope 1073–85.
- scandalmonger — a person who spreads scandal or gossip.
- second-grader — a pupil who is in the second grade
- segregational — the act or practice of segregating; a setting apart or separation of people or things from others or from the main body or group: gender segregation in some fundamentalist religions.
- selenographer — the branch of astronomy that deals with the charting of the moon's surface.
- self-ignorant — lacking in knowledge or training; unlearned: an ignorant man.
- serodiagnosis — a diagnosis involving tests on blood serum or other serous fluid of the body.
- serologically — as pertains to or with respect to serology; in a serological manner
- sharecropping — the practice of cultivating farmland as a sharecropper
- sharp-tongued — characterized by or given to harshness, bitterness, or sarcasm in speech.
- shaving horse — a trestle for supporting and steadying a piece of work being shaved.
- shell program — A shell program is a basic computer program that provides a framework within which the user can develop the program to suit their own needs.
- skateboarding — a device for riding upon, usually while standing, consisting of a short, oblong piece of wood, plastic, or aluminum mounted on large roller-skate wheels, used on smooth surfaces and requiring better balance of the rider than the ordinary roller skate does.
- sloane ranger — a member of a trendy and acquisitive set of largely upper-middle-class young people of London, England.
- solar heating — to heat (a building) by means of solar energy.
- south georgia — a British island in the S Atlantic, about 800 miles (1290 km) SE of the Falkland Islands. About 1000 sq. mi. (2590 sq. km).
- spectrography — a spectroscope for photographing or producing a representation of a spectrum.
- spermatogenic — relating to the development of spermatozoa
- spring-loaded — (of a machine part) kept normally in a certain position by a spring: a spring-loaded safety valve.
- springboarded — a flexible board, projecting over water, from which divers leap or spring.
- staghorn fern — any of several epiphytic Old World ferns of the genus Platycerium, having broad, often antlerlike leaves and cultivated as a houseplant.
- stalagmometer — an instrument for determining the number of drops, or the weight of each drop, in a given volume of liquid.
- stalagmometry — measurement of drops of liquid using a staktometer
- starring role — a main role; the main role
- staying power — ability or strength to last or endure; endurance; stamina.
- steganography — the practice of concealing messages in such a way that only the sender and the recipient know that there is a message
- stereographer — a person who takes stereoscopic photographs.
- stereological — of, relating to, stereology
- stereoregular — pertaining to stereochemical regularity or having repeating units in a sequential configuration
- storage organ — any swollen plant part in which food is stored, as fruit, root, or tuber.
- store baggage — If a hotel stores baggage, it puts a guest's baggage in a storage room until it is needed by the guest.
- store manager — sb who runs a shop
- strong safety — the defensive back assigned to cover the area across from the strong side of the opponent's offensive line and primarily responsible for defending against pass plays.
- strong waters — an archaic name for alcoholic drink
- subcategorize — to split into subcategories
- subgeneration — a generation within another generation