13-letter words containing r, u, t, l
- bbn butterfly — (computer) A supercomputer developed at BBN Technologies, named after the "butterfly" multi-stage switching network around which it was built. It could have up to 512 CPUs connected to allow every CPU access to every other CPU's memory, albeit with about 15 times the latency than for its own. The earlier GP-1000 models used up to 256 Motorola 68020s. The later TC-2000 models used up to 512 Motorola 88100s. Language developed for, or ported to, the BBN Butterfly were Butterfly Common LISP, Butterfly Scheme, Delirium, and MultiScheme.
- beauty parlor — A beauty parlor is a place where women can go to have beauty treatments, for example, to have their hair, nails, or makeup done.
- beleaguerment — a blockade or siege
- bible-thumper — an enthusiastic or aggressive exponent of the Bible
- bibliolatrous — characterized by bibliolatry
- biculturalism — the characteristics, or policy, of a two-cultured society
- birectangular — having two right angles.
- bite your lip — If you bite your lip, you try very hard not to show the anger or distress that you are feeling.
- black country — a district in the English Midlands, around Birmingham: so called from the soot and grime produced by the many local industries.
- black currant — the small, round, blackish, edible fruit of a widely cultivated shrub, Ribes nigrum, of the saxifrage family.
- black mustard — a Eurasian plant, Brassica (or Sinapsis) nigra, with clusters of yellow flowers and pungent seeds from which the condiment mustard is made: family Brassicaceae (crucifers)
- black quarter — blackleg (def 1).
- black vulture — the Eurasian vulture, Aegypius monachus, of the family Accipitridae
- blame culture — the tendency to look for one person or organization that can be held responsible for a bad state of affairs, an accident, etc
- blast furnace — A blast furnace is a large structure in which iron ore is heated under pressure so that it melts and the pure iron metal separates out and can be collected.
- blood product — a pharmaceutical product made from blood, such as Factor VIII
- blue verditer — either of two pigments, consisting usually of carbonate of copper prepared by grinding either azurite (blue verditer) or malachite (green verditer)
- blue whistler — blue norther.
- bolt up right — a movable bar or rod that when slid into a socket fastens a door, gate, etc.
- bottled fruit — fruit preserved in glass jars
- boutros-ghali — ˈBoutros (ˈbutroʊs ) ; bo̅oˈtrōs) 1922- ; Egypt. diplomat: secretary-general of the United Nations (1992-96)
- brilliant cut — a cut for gems
- brilliant-cut — a cut intended to enhance the brilliance of a gem with the least possible sacrifice of weight, characterized by a form resembling two pyramids set base to base, truncated so as to give a broad table and a very small culet, and having from 18 to 104 facets, 58 being typical.
- bristle brush — a brush made with animal bristles
- brittany blue — a medium greenish blue.
- brutalization — to make brutal.
- bucket ladder — a series of buckets that move in a continuous chain, used to dredge riverbeds, etc, or to excavate land
- built-up roof — a usually flat or slightly sloped roof that is covered with a special material applied in sealed, waterproof layers.
- bulbourethral — of or relating to the rounded mass of tissue surrounding the urethra at the root of the penis.
- bulwer-lytton — Edward George Earle Lytton1st Baron Lytton of Knebworth 1803-73; Eng. novelist & playwright: father of Edward Robert Bulwer-Lytton
- bustard quail — button quail.
- bustard-quail — any of several birds of the family Turnicidae, of warmer parts of the Old World, resembling but not related to the true quail. Also called bustard quail, hemipode.
- buster collar — a round collar, similar to a lampshade in shape, that is fitted round the neck of an animal or bird, for example to prevent it removing or interfering with a dressing or other treatment
- butcher block — designating or of a thick slab made by gluing together strips of hardwood, as maple or oak, used for counter and table tops, etc.
- butcher linen — a strong, heavy fabric made of rayon or rayon and cotton with a linen finish, constructed in plain weave.
- butler's tray — a tray resting on or attached to an X-shaped, often folding stand, on which are kept drink bottles and glasses
- butter cooler — an earthenware container, consisting of a dish and cover, used to keep butter cool
- butter muslin — a fine loosely woven cotton material originally used for wrapping butter
- butterfly net — a lightweight, fine net on the end of a pole used for catching butterflies
- butterfly nut — wing nut.
- butterfly pea — any of several leguminous plants of the genus Clitoria, as C. mariana, of North America, having pale-blue flowers.
- butterflyfish — any small tropical marine percoid fish of the genera Chaetodon, Chelmon, etc, that has a deep flattened brightly coloured or strikingly marked body and brushlike teeth: family Chaetodontidae
- butyl nitrite — a volatile liquid, C 4 H 9 NO 2 , the vapor of which can cause headache and vasodilation, used as an active ingredient in some household deodorizers, and misused by inhalation to prolong the sensation of orgasm.
- butyraldehyde — a colourless flammable pungent liquid used in the manufacture of resins. Formula: CH3(CH2)2CHO
- butyryl group — the univalent group C 4 H 7 O–.
- call the turn — to predict successfully
- carbonneutral — pertaining to or having achieved a state in which the net amount of carbon dioxide or other carbon compounds emitted into the atmosphere is reduced to zero because it is balanced by actions to reduce or offset these emissions: Since the administration installed solar panels, the campus has become carbon neutral; a carbon-neutral brewery.
- carpal tunnel — forearm to hand
- carrantuohill — a mountain in SW Republic of Ireland, in Macgillicuddy's Reeks in Kerry: the highest peak in Ireland. Height: 1041 m (3414 ft)
- cartilaginous — of or like cartilage; gristly