15-letter words containing e, i, d, o, g, r
- old high german — High German before 1100. Abbreviation: OHG.
- oligodendrocyte — A glial cell similar to an astrocyte but with fewer protuberances, concerned with the production of myelin in the central nervous system.
- oligodendroglia — Oligodendrocytes collectively.
- oligosaccharide — any carbohydrate yielding few monosaccharides on hydrolysis, as two, three, or four.
- orange chromide — an Asian cichlid fish, Etropus maculatus, with a brownish-orange spotted body
- orange milkweed — butterfly weed (def 1).
- order-embedding — A function f : D -> C is order-embedding iff for all x, y in D, f(x) <= f(y) <=> x <= y. I.e. arguments and results compare similarly. A function which is order-embedding is monotonic and one-to-one and an injection. ("<=" is written in LaTeX as \sqsubseteq).
- ordinary degree — a university degree without honours
- organic disease — a disease in which there is a structural alteration (opposed to functional disease).
- organized chaos — a complex situation or process that appears chaotic while having enough order to achieve progress or goals
- organized crime — illegal activities co-ordinated by groups
- organized labor — all workers who are organized in labor unions.
- outline drawing — a drawing consisting only of external lines
- over-engineered — unnecessarily complicated
- over-privileged — having too many advantages or opportunities compared to others.
- overdramatizing — Present participle of overdramatize.
- oxygen cylinder — a metal cylinder containing oxygen under pressure
- paedophile ring — a group of people who take part in illegal sexual activity involving children
- pectoral girdle — (in vertebrates) a bony or cartilaginous arch supporting the forelimbs.
- pelargonic acid — a colorless, oily, water-immiscible liquid, C 9 H 1 8 O 2 , occurring as an ester in a volatile oil in species of pelargonium: used chiefly in organic synthesis and in the manufacture of lacquers and plastics.
- posthole digger — a tool or device for digging a posthole.
- powder magazine — a compartment for the storage of ammunition and explosives.
- prairie-dogging — (in an open-plan office) the practice of looking over the top of one's partition in order to discover the source of or reason for a commotion
- predicate logic — (logic) (Or "predicate calculus") An extension of propositional logic with separate symbols for predicates, subjects, and quantifiers. For example, where propositional logic might assign a single symbol P to the proposition "All men are mortal", predicate logic can define the predicate M(x) which asserts that the subject, x, is mortal and bind x with the universal quantifier ("For all"): All x . M(x) Higher-order predicate logic allows predicates to be the subjects of other predicates.
- prestidigitator — sleight of hand; legerdemain.
- pseudepigraphon — any book of the Pseudepigrapha
- radiator grille — a grille in an automobile or the like for air cooling of the liquid in the cooling system.
- radio programme — something that is broadcast on radio
- radiogoniometer — a device used to detect the direction of radio waves, consisting of a coil that is free to rotate within two fixed coils at right angles to each other
- radiogoniometry — the science of detecting the direction of radio waves
- radiotechnology — the technical application of any form of radiation to industry.
- radiotelegraphy — the constructing or operating of radiotelegraphs.
- receiving order — court order
- record-breaking — top, most successful
- recording angel — an angel who supposedly keeps a record of every person's good and bad acts
- red riding hood — fairytale character
- registered bond — a bond recorded in the name of the owner.
- registered port — (networking) Any TCP or UDP port with a number in the range 1025 to 65535 (i.e. not a well-known port) that is registered with IANA.
- registered post — a Post Office service by which compensation is paid for loss or damage to mail for which a registration fee has been paid
- religious order — monks: monastery
- rendering works — (used with a singular verb) a factory or plant that renders and processes livestock carcasses into tallow, hides, fertilizer, etc.
- robert guiscard — Robert [French raw-ber] /French rɔˈbɛr/ (Show IPA), (Robert de Hauteville) c1015–85, Norman conqueror in Italy.
- rolling meadows — a city in NE Illinois, near Chicago.
- rouget de lisle — Claude Joseph [klohd zhaw-zef] /kloʊd ʒɔˈzɛf/ (Show IPA), 1760–1836, French army officer and composer of songs: wrote and composed Marseillaise.
- routeing domain — (networking) (US "routing") A set of routers that exchange routeing information within an administrative domain.
- rowland heights — a city in SW California, near Los Angeles.
- schooner-rigged — rigged as a schooner, especially with gaff sails and staysails only.
- scolding bridle — branks.
- secundogeniture — the state of being the second born child
- securicor guard — a guard who works for Securicor