13-letter words containing o, l, g, i, c
- optical glass — any of several types of high-quality, homogeneous, color-free glass, as flint or crown glass, having specified refractive properties, used in lenses and other components of optical systems.
- optical wedge — a wedge-shaped filter whose transmittance decreases from one end to the other: used as an exposure control device in sensitometry.
- orchidologist — someone who is knowledgeable in orchidology
- organosilicon — pertaining to or noting an organic compound containing silicon, especially where attached directly to a carbon atom.
- orgiastically — In an orgiastic fashion.
- orismological — relating to orismology
- oscillographs — Plural form of oscillograph.
- oscillography — a device for recording the wave-forms of changing currents, voltages, or any other quantity that can be translated into electric energy, as sound waves.
- overbalancing — Present participle of overbalance.
- paleomagnetic — Geology. magnetic polarization acquired by the minerals in a rock at the time the rock was deposited or solidified.
- pedagogically — of or relating to a pedagogue or pedagogy.
- peptidoglycan — a polymer, consisting of polysaccharide and peptide chains, responsible for the structure of the cell wall of bacteria
- pharmacologic — the science dealing with the preparation, uses, and especially the effects of drugs.
- phlebographic — relating to phlebography or the X-ray imaging of a vein that has been injected with a dye that is visible on the image taken
- phlogisticate — to integrate or blend phlogiston with
- photoallergic — photosensitive.
- photogeologic — of or relating to photogeology
- phyllogenetic — of or relating to the development of leaves.
- physiological — of or relating to physiology.
- pickerel frog — a meadow frog, Rana palustris, common in eastern North America, similar to the leopard frog but with squarish dark spots on the back.
- pitching tool — a masonry chisel for rough work
- plagiocephaly — a deformity of the skull in which one side is more developed in the front, and the other side is more developed in the rear.
- polemological — the analysis of human conflict and war, particularly international war.
- policy-making — Policy-making is the making of policies.
- polling place — a place at or in which votes in an election are cast.
- potamological — of or relating to potamology
- praxeological — of or pertaining to praxeology
- praxiological — the study of human conduct.
- prebiological — of or relating to chemicals or environmental conditions existing before the development of the first living things.
- preganglionic — of, relating to, or consisting of ganglia.
- psychobiology — the use of biological methods to study normal and abnormal emotional and cognitive processes, as the anatomical basis of memory or neurochemical abnormalities in schizophrenia.
- psychological — of or relating to psychology.
- quindecagonal — (geometry) Shaped like a quindecagon; fifteen-sided.
- recognitional — an act of recognizing or the state of being recognized.
- regionalistic — Government. the principle or system of dividing a city, state, etc., into separate administrative regions.
- rheologically — in a rheological manner
- riding school — a place where equitation is taught.
- road-blocking — an obstruction placed across a road, especially of barricades or police cars, for halting or hindering traffic, as to facilitate the capture of a pursued car or inspection for safety violations.
- rock climbing — the sport of climbing sheer rocky surfaces on the sides of mountains, often with the aid of special equipment.
- rocking valve — (on a steam engine) a valve mechanism oscillating through an arc to open and close.
- rolling hitch — a hitch on a spar or the like, composed of two round turns and a half hitch so disposed as to jam when a stress is applied parallel to the object on which the hitch is made.
- rolling stock — the wheeled vehicles of a railroad, including locomotives, freight cars, and passenger cars.
- salpingectomy — excision of the Fallopian tube.
- school figure — (in ice skating) any one of a group of sixty-nine different figures, skated in two- or three-circle figure-eight patterns, used to test various skating movements, a skater usually being required to perform six selected ones in competition.
- school outing — a short trip that a school organizes for schoolchildren, usually during the school day, to a place of interest such as museum or art gallery
- schoolgirlish — like or characteristic of a schoolgirl
- self-policing — Also called police force. an organized civil force for maintaining order, preventing and detecting crime, and enforcing the laws.
- serologically — as pertains to or with respect to serology; in a serological manner
- sigmoid colon — Zoology. an S -shaped curve in a body part.
- silk stocking — a lady's stocking made from a very fine material such as silk or nylon