12-letter words containing g, r, o, y
- poddy-dodger — a cattle thief who steals unbranded calves
- polarography — Chemistry. the use of a Polarograph to perform qualitative or quantitative analyses.
- polygraphist — an instrument for receiving and recording simultaneously tracings of variations in certain body activities.
- polytriglyph — (in classical architecture) an intercolumniation of at least four triglyphs.
- prodigiosity — the state or quality of being immense, extraordinary or astonishing
- prodigiously — extraordinary in size, amount, extent, degree, force, etc.: a prodigious research grant.
- progymnasium — (in Europe) a school that prepares pupils for secondary education (the gymnasium)
- prophesyings — gatherings held to expound the prophecies of the Scriptures
- propyl group — any of two univalent, isomeric groups having the formula C 3 H 7 −.
- prosyllogism — a syllogism the conclusion of which is used as a premise of another syllogism; any of the syllogisms included in a polysyllogism except the last.
- protectingly — in a protective manner
- proteoglycan — a macromolecule composed of a polysaccharide joined to a polypeptide and forming the ground substance of connective tissue.
- protistology — the biology of the Protista.
- protozoology — the branch of biology concerned with the study of protozoans
- pseudography — writing that does not follow conventional spelling or usage
- psychography — the supposed writing of a spirit or medium
- pyramidology — a belief system based on the supposed occult significance of the Egyptian pyramids
- pyrogenicity — the characteristic of causing fever
- pyrognostics — the characteristics of a mineral, such as fusibility and flame coloration, that are revealed by the application of heat
- pyroligneous — produced by the distillation of wood.
- pyromagnetic — (formerly) thermomagnetic (def 1).
- 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
- reg-symbolic — An early system on the IBM 704.
- resoundingly — making an echoing sound: a resounding thud.
- reynoldsburg — a town in central Ohio.
- rheumatology — the study and treatment of rheumatic diseases.
- right of way — a common law or statutory right granted to a vehicle, as an airplane or boat, to proceed ahead of another.
- roentgen ray — (sometimes lowercase) x-ray.
- rogue's yarn — a yarn of distinctive color, material, or twist, laid in a strand or strands of a rope to identify the owner or the maker.
- role playing — role-play used as a method of training or education
- role-playing — a method of instruction or psychotherapy aimed at changing attitudes and behavior, in which participants act out designated roles relevant to real-life situations.
- saprobiology — the branch of ecology that studies decaying organic matter or environments, especially saprophytes that derive nourishment in this way.
- seismography — the scientific measuring and recording of the shock and vibrations of earthquakes.
- selenography — the branch of astronomy that deals with the charting of the moon's surface.
- shadowgraphy — the production of a shadowgraph
- siderography — the art or technique of engraving on steel.
- sigma baryon — an unstable hyperon having positive, negative, or zero electric charge and strangeness −1. Symbol: Σ.
- sleeper goby — any gobioid fish of the family Eleotridae, of brackish or fresh tropical waters, resembling the gobies but lacking a ventral sucker
- smotheringly — in a smothering manner
- snollygoster — a clever, unscrupulous person.
- solar energy — energy derived from the sun in the form of solar radiation.
- sooty grouse — blue grouse.
- sorting yard — sorting tracks.
- spatiography — the study of the characteristics of space beyond the atmosphere, including the mapping of the movements of celestial bodies and the recording of electrical, magnetic, and gravitational effects, especially those likely to affect missiles and spacecraft.
- sphenography — the art of writing in cuneiform characters.
- sphygmograph — an instrument for recording the rapidity, strength, and uniformity of the arterial pulse.
- sphygmometer — a device which measures the rate of the pulse
- stereography — the art of delineating the forms of solid bodies on a plane.