13-letter words containing i, c, e, l
- baseline cost — the projected cost for an undertaking at the time it is budgeted
- 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.
- bass clarinet — a clarinet with the lowest range, in the octave below the B-flat clarinet
- bathylimnetic — (of an organism) living in the depths of lakes and marshes
- battlecruiser — A large warship of a type built in the early 20th century, carrying similar armament to a battleship but faster and more lightly armored.
- 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
- benedictional — a book of benedictions or blessings
- beneficential — relating to beneficence
- bengal quince — bael.
- benthopelagic — relating to species living at the bottom of the sea
- beta particle — a high-speed electron or positron emitted by a nucleus during radioactive decay or nuclear fission
- 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
- bible society — a Christian organization devoted to the printing and distribution of the Bible.
- bibliothecary — a librarian
- bicentennials — pertaining to or in honor of a 200th anniversary: bicentennial celebration; a bicentennial exposition.
- bicontinental — of, on, or involving two continents: a bicontinental survey.
- bicycle chain — a chain that transmits power from the pedals to the driving wheel of a bicycle
- bidenticulate — having two small teeth or toothlike processes.
- bidirectional — (of a printhead) capable of printing from left to right and from right to left
- big enchilada — enchilada (def 2).
- billing cycle — the schedule of recurrent times in any regular system of preparing or sending bills.
- bimetallistic — relating to bimetallism
- bimolecularly — in a bimolecular fashion
- bioaccumulate — (of substances, esp toxins) to build up within the tissues of organisms
- biochemically — the science dealing with the chemistry of living matter.
- biocompatible — not rejected by the body
- bioecological — the study of the interrelations among living organisms in their natural environment; ecology.
- bioelectrical — relating to electrical current generated by biological activity
- biomechanical — relating to biomechanics
- biotechnology — Biotechnology is the use of living parts such as cells or bacteria in industry and technology.
- birectangular — having two right angles.
- bisectionally — from a bisectional point of view
- black crappie — a dark, spotted crappie (Pomoxis nigromaculatus)
- black disease — an infectious necrotic hepatitis in sheep and occasionally cattle caused by toxins produced by infection with species of Clostridial. Secondary to liver fluke infestation, the disease is characterized by sudden death. So-called because of the black discolouration of subcutaneous tissues due to congestion and haemorrhage seen at post-mortem
- black english — the group of related dialects of American English spoken variously by many black people in the U.S.
- black section — (in Britain in the 1980s) an unofficial group within the Labour Party in any constituency that represented the interests of local Black people
- black skimmer — a black and white New World skimmer, Rynchops nigra, having a bill with a reddish-orange base.
- black studies — a program of studies in black history and culture offered by a school or college, often including Afro-American history and black literature.
- black-a-vised — having a dark complexion.
- blaise pascal — Blaise [bleyz;; French blez] /bleɪz;; French blɛz/ (Show IPA), 1623–62, French philosopher and mathematician.
- blanchisseuse — a washer-woman
- blasco ibanez — Vicente (biˈθente). 1867–1928, Spanish novelist, whose books include Blood and Sand (1909) and The Four Horsemen of the Apocalypse (1916)
- bledisloe cup — a trophy competed for, usually annually, by New Zealand and Australia since 1932
- blue rockfish — a bluish-black rockfish, Sebastodes mystinus, inhabiting Pacific coastal waters of North America.
- boat neckline — a wide, high neckline that follows the curve of the collarbone and ends in points on the shoulder seams.
- bone-chilling — extremely cold
- booking clerk — A booking clerk is a person who sells tickets, especially in a railway station.