13-letter words containing e, c, g
- apprenticeage — (obsolete) Apprenticeship.
- arc cotangent — the angle, measured in radians, that has a cotangent equal to a given number. Symbol: cot −1. Abbreviation: arc cot.
- archaelogical — Nonstandard spelling of archaeological.
- archaeologian — (archaic) An archaeologist.
- archaeologist — a specialist in archaeology, the scientific study of prehistoric peoples and their cultures by analysis of their artifacts, inscriptions, monuments, etc.
- archaezoology — the analysis and interpretation of animal remains found at archaeological sites
- archeological — of or relating to archaeology.
- archeologists — archaeology.
- archipelagoes — Plural form of archipelago.
- aryepiglottic — pertaining to or connecting the arytenoid cartilage and the epiglottis.
- aschaffenburg — a city in Germany, on the River Main in Bavaria: seat of the Imperial Diet (1447); ceded to Bavaria in 1814. Pop: 68 607 (2003 est)
- atomic energy — nuclear energy
- atomic weight — the weight of one atom of an element expressed in atomic mass units: it is the average weight of all the isotopes of the element
- auctioneering — Present participle of auctioneer.
- auguste comte — (Isidore) Auguste (Marie François) [ee-zee-dawr oh-gyst ma-ree frahn-swa] /i ziˈdɔr oʊˈgüst maˈri frɑ̃ˈswa/ (Show IPA), 1798–1857, French founder of the philosophical system of positivism.
- baby carriage — A baby carriage is a small vehicle in which a baby can lie as it is pushed along.
- bachelor girl — a young unmarried woman, esp one who is self-supporting
- back-breaking — Back-breaking work involves a lot of hard physical effort.
- backgrounders — Plural form of backgrounder.
- backing store — a computer storage device, usually a disk, that provides additional storage space for information so that it can be accessed and referred to when required and may be copied into the processor if needed
- backpedalling — to retard the forward motion by pressing backward on the pedal, especially of a bicycle with coaster brakes.
- bacteriogenic — Caused by bacteria.
- bacteriologic — a branch of microbiology dealing with the identification, study, and cultivation of bacteria and with their applications in medicine, agriculture, industry, and biotechnology.
- bacteriophage — a virus that is parasitic in a bacterium and multiplies within its host, which is destroyed when the new viruses are released
- bacteriophagy — the action of a bacteriophage
- baggage check — a receipt for baggage left in a checkroom
- baggage claim — At an airport, the baggage claim is the area where you collect your baggage at the end of your trip.
- bargain price — a low price
- base exchange — a nonprofit general store at a military base, for the sale of merchandise for personal use, refreshments, etc.
- basic english — a simplified form of English, proposed by C. K. Ogden and I. A. Richards, containing a vocabulary of approximately 850 of the commonest English words, intended as an international language
- basic plumage — the plumage assumed by an adult bird at its complete, usually annual, molt.
- bcg (vaccine) — a vaccine prepared from an attenuated strain of the tubercle bacillus, used for immunization against tuberculosis
- beanbag chair — a chair like a large beanbag covered with vinyl, fabric, etc. and filled with foam pellets, as of polystyrene, that shift about to fit one's body
- beggar's-lice — any of several plants, esp the stickseed, having small prickly fruits that adhere to clothing, fur, etc
- belgian congo — former Belgian colony (1908-60) in central Africa: now the country of Democratic Republic of the Congo
- benching iron — a triangular, pronged plate driven into the ground to provide a temporary bench mark or turning point.
- bengal quince — bael.
- benthopelagic — relating to species living at the bottom of the sea
- berchtesgaden — a town in Germany, in SE Bavaria: site of the fortified mountain retreat of Adolf Hitler. Pop: 7667 (2003 est)
- beta-blocking — acting to inhibit the activity of the nerves that are stimulated by adrenaline
- bible college — an institution of higher education that specializes in Bible study, typically for the education of Protestant clergy
- big enchilada — enchilada (def 2).
- big-cone pine — Coulter pine.
- bignoniaceous — of, relating to, or belonging to the Bignoniaceae, a chiefly tropical family of trees, shrubs, and lianas, including jacaranda, bignonia, and catalpa
- billing cycle — the schedule of recurrent times in any regular system of preparing or sending bills.
- binding screw — a screw used to secure one thing to another
- bioecological — the study of the interrelations among living organisms in their natural environment; ecology.
- bioenergetics — the study of energy transformations in living organisms and systems
- biogeneticist — genetic engineering.
- biotechnology — Biotechnology is the use of living parts such as cells or bacteria in industry and technology.