12-letter words containing o, r, e, c
- doubledecker — Alternative spelling of double-decker.
- dow compiler — An early system on the Datatron 200 series.
- droseraceous — of or relating to the genus of plants Drosera
- drove chisel — a chisel with a broad edge used for dressing stone
- dryopithecus — an extinct genus of generalized hominoids that lived in Europe and Africa during the Miocene Epoch and whose members are characterized by small molars and incisors.
- ductile iron — any of various cast irons strengthened by having the graphite content in the form of nodules rather than flakes, and containing cerium or magnesium as well as other additives.
- dust counter — any instrument used to measure the size and number of dust particles per unit volume in the atmosphere.
- dusty clover — a bush clover, Lespedeza capitata.
- dutch borneo — the former name of the southern and larger part of the island of Borneo: now part of Indonesia.
- dutch clover — white clover.
- duty of care — the legal obligation to safeguard others from harm while they are in your care, using your services, or exposed to your activities
- duty officer — In the police or armed forces, a duty officer is an officer who is on duty at a particular time.
- dwarf cornel — the bunchberry.
- dynamometric — Relating to dynamometry.
- earth closet — a type of lavatory in which earth is used to cover excreta
- earth colour — any of various brown pigments composed chiefly of iron oxides
- ebracteolate — having no bractlets
- echinodermal — (zoology) Relating or belonging to the echinoderms.
- echo chamber — a room or studio with resonant walls for broadcasting or recording echoes or hollow sound effects.
- echo sounder — a sonar instrument that uses echolocation to measure depths under water.
- echolocators — Plural form of echolocator.
- eco-friendly — environmentally safe
- econometrics — the application of statistical and mathematical techniques in solving problems as well as in testing and demonstrating theories.
- econometrist — An econometrician.
- ecotarianism — the principle or practice of avoiding eating any foods whose production or transportation are considered ecologically damaging
- ecoterrorism — Violence carried out to further environmentalist ends.
- ecoterrorist — one who commits ecotage; monkey-wrencher.
- ectoparasite — an external parasite (opposed to endoparasite).
- ectrodactyly — the congenital absence of part or all of one or more fingers or toes.
- ectypography — a form of etching or engraving in which the design is produced in relief
- eden project — an environmental complex containing the world's largest greenhouse, built in a disused clay pit near St Austell, Cornwall, to study plant populations in a variety of environments
- edulcorating — Present participle of edulcorate.
- edulcoration — (rare) A sweetening.
- edulcorative — edulcorant
- efflorescent — efflorescing; blossoming.
- efflorescing — Present participle of effloresce.
- ehrlichiosis — (medicine) A tick-borne disease caused by infection with bacteria of the genus Ehrlichia.
- eigenvectors — Plural form of eigenvector.
- ejector seat — An ejector seat is a special seat which can throw the pilot out of a fast military aircraft in an emergency.
- elasmobranch — A cartilaginous fish of a group that comprises the sharks, rays, and skates.
- electioneers — Third-person singular simple present indicative form of electioneer.
- electro-funk — a type of electronic music, originating in the 1980s, characterized by the use of synthesizers with a heavy rhythm and punctuated bass, often influenced by the genres of funk and hip-hop
- electroclash — a type of electronic music, originating in the first decade of the 21st century, that combines modern techno with synthesizer music characteristic of the 1980s
- electrocuted — Simple past tense and past participle of electrocute.
- electrocutes — Third-person singular simple present indicative form of electrocute.
- electrofluor — a transparent material that stores electrical energy and subsequently releases it as light
- electrogenic — Pf or pertaining to electrogenesis.
- electrograph — A machine used in gravure printing.
- electrolysis — Chemical decomposition produced by passing an electric current through a liquid or solution containing ions.
- electrolytes — Plural form of electrolyte.