13-letter words containing s, l, o, g
- old stone age — the Paleolithic period.
- olfactologist — a medical specialist in the sense of smell
- oligopeptides — Plural form of oligopeptide.
- oligopolistic — the market condition that exists when there are few sellers, as a result of which they can greatly influence price and other market factors. Compare duopoly, monopoly (def 1).
- oligosiloxane — (organic chemistry) Any polysiloxane having a relatively small number of -Si-O- groups.
- olympic games — international sports event
- onomatologist — One versed in the history of names.
- opera glasses — small binoculars
- 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.
- orchidologist — someone who is knowledgeable in orchidology
- organ whistle — a steam or air whistle in which the jet is forced up against the thin edge of a pipe closed at the top.
- organosilicon — pertaining to or noting an organic compound containing silicon, especially where attached directly to a carbon atom.
- orgiastically — In an orgiastic fashion.
- originalities — Plural form of originality.
- orismological — relating to orismology
- ornithologist — the branch of zoology that deals with birds.
- orthogonalise — to make (vectors, functions, etc.) orthogonal.
- 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.
- osmoregulator — Any organism that practices osmoregulation.
- ostrobogulous — (humorous) Slightly risqu\u00e9 or indecent; bizarre, interesting, or unusual.
- outstandingly — prominent; conspicuous; striking: an outstanding example of courage.
- overlay glass — case glass.
- palos heights — a city in NE Illinois, near Chicago.
- pangola grass — a grass, Digitaria decumbens, native to southern Africa, cultivated for hay and forage in the southeastern U.S.
- pantheologist — a student of, or expert in, pantheology
- pastel orange — suntan (def 3).
- phlogisticate — to integrate or blend phlogiston with
- phraseologist — a person who treats of or is concerned with phraseology.
- phyllophagous — (of an organism) feeding on leaves.
- physiological — of or relating to physiology.
- plagiostomous — plagiostome
- plagiotropism — plagiotropic tendency or growth.
- planetologist — the branch of astronomy that deals with the physical features of the planets.
- plethysmogram — the recording of a plethysmograph.
- polygalaceous — any plant of the genus Polygala, comprising the milkworts.
- polygonaceous — belonging to the Polygonaceae, the buckwheat family of plants.
- polysomnogram — a record of a person's sleep pattern, breathing, heart activity, and limb movements during sleep. Abbreviation: PSG.
- polysyllogism — an argument made up of a chain of syllogisms, the conclusion of each being a premise of the one following, until the last one.
- postinaugural — of or relating to the period after an inauguration
- prague school — a school of linguistics emphasizing structure, active in the 1920s and 1930s.
- prestigiously — indicative of or conferring prestige: the most prestigious address in town.
- primatologist — the branch of zoology dealing with the primates.
- progressional — the act of progressing; forward or onward movement.
- progressively — favoring or advocating progress, change, improvement, or reform, as opposed to wishing to maintain things as they are, especially in political matters: a progressive mayor.
- prolegomenous — prefatory; preliminary; introductory.
- prostaglandin — Biochemistry. any of a class of unsaturated fatty acids that are involved in the contraction of smooth muscle, the control of inflammation and body temperature, and many other physiological functions.
- 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.
- questioningly — In a questioning manner.