| black coal (A natural black graphitelike material used as a fuel, formed from fossilized plants and consisting of amorphous carbon with various organic and some inorganic compounds) |
harrikatz beltz |
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| Black Sea (No definition needed) |
Itsaso Beltza |
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| blast furnace (A tall, cylindrical smelting furnace for reducing iron ore to pig iron; the blast of air blown through solid fuel increases the combustion rate) |
labe garai |
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| bleaching agent (1. A chemical, such as an aromatic acyl peroxide or monoperoxiphthalic acid, used to bleach flour, fats, oils and other edibles. 2. An oxidizing or reducing chemical such as sodium hypochlorite, sulfur dioxide, sodium acid sulfite, or hydrogen peroxide) |
agente zuritzaile |
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| bleaching clay (Clay capable of chemically adsorbing oils, insecticides, alkaloids, vitamins, carbohydrates and other materials; it is used for refining and decolorizing mineral and vegetable oils) |
buztin zuritzaile |
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| bleaching process (1. Removing colored components from a textile. Common bleaches are hydrogen peroxide, sodium hypochloride, and sodium chlorite. 2. The brightening and delignification of pulp by the addition of oxidizing chemicals such as chlorine or reducing chemicals such as sodium hypochloride) |
zuritze-prozesu |
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| blood (tissue, A fluid connective tissue consisting of the plasma and cells that circulate in the blood vessels) |
odol |
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| blue-green alga (Microorganisms, formerly classified as algae but now regarded as bacteria, including nostoc, which contain a blue pigment in addition to chlorophyll) |
alga berde-urdin |
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| boating (To travel or go in a boat as a form of recreation) |
kirol-nabigazio |
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| bocage (The wooded countryside characteristic of northern France, with small irregular-shaped fields and many hedges and copses. In the French language the word bocage refers both to the hedge itself and to a landscape consisting of hedges. Bocage landscapes usually have a slightly rolling landform, and are found mainly in maritime climates. Being a small-scale, enclosed landscape, the bocage offers much variations in biotopes, with habitats for birds, small mammals, amphibians, reptiles and butterflies) |
bocage |
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| bog (A commonly used term in Scotland and Ireland for a stretch waterlogged, spongy ground, chiefly composed of decaying vegetable matter, especially of rushes, cotton grass, and sphagnum moss) |
istinga |
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| boiler (An enclosed vessel in which water is heated and circulated, either as hot water or as steam, for heating or power) |
galdara |
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| boiling point (The temperature at which the transition from the liquid to the gaseous phase occurs in a pure substance at fixed pressure) |
irakite-puntu |
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| book (A collection of leaves of paper, parchment or other material, usually bound or fastened together within covers, containing writing of any type or blank pages for future inscription) |
liburu |
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| bookkeeping (The art or science of recording business accounts and transactions) |
kontularitza |
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| border (The dividing line or frontier between political or geographic regions) |
muga |
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| boron (A very hard almost colourless crystalline metalloid element that in impure form exists as a brown amorphous powder. It occurs principally in borax and is used in hardening steel) |
boro |
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| botanical conservatory (Gardens for the conservation of rare species of plants) |
erreserba botaniko |
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| botanical garden (A place in which plants are grown, studied and exhibited) |
lorategi botaniko |
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| botany (A branch of the biological sciences which embraces the study of plants and plant life) |
botanika |
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