| Terms for subject Environment (7005 entries) |
| blecha | flea (Any of the wingless insects composing the order Siphonaptera; most are ectoparasites of mammals and birds) | |
| blecha vodní | water flea (Fresh-water branchiopod crustaceans characterized by a transparent bivalve shell) | |
| blok budov obytných | apartment block (An apartment building in which each apartment is individually wholly owned and the common areas are jointly owned) | |
| bod | point (A position on a reference system determined by a survey) | |
| bod obrazový | pixel (A contraction of the words 'picture element'. The smallest unit of information in an image or raster map. Referred to as a resolution cell in an image or grid) | |
| bod varu | boiling point (The temperature at which the transition from the liquid to the gaseous phase occurs in a pure substance at fixed pressure) | |
| boj ekologický | environmental warfare (The direct manipulation or destruction of ecological resources as either a political threat or for actual military advantage) | |
| botanika | botany (A branch of the biological sciences which embraces the study of plants and plant life) | |
| bouře | storm (An atmospheric disturbance involving perturbations of the prevailing pressure and wind fields on scales ranging from tornadoes to extratropical cyclones; also the associated weather and the like) | |
| bouřka | thunderstorm (A storm caused by strong rising air currents and characterized by thunder and lightning and usually heavy rain or hail) | |
| Bovidae | bovid (Any animal belonging to the Bovidae family) | |
| bromchlordifluormethan | bromochlorodifluoromethane | |
| bromchlormethan | bromochloromethane | |
| bromovaný retardér hoření | brominated flame retardant | |
| bromovaný zpomalovač hoření | brominated flame retardant | |
| bromtrifluormethan | CBrF3 | |
| bromtrifluormethan | bromotrifluoromethane | |
| bromtrifluormethan | fluorocarbon-13B1 | |
| brouk | beetle (Any insect of the order Coleoptera, having biting mouthparts and forewings modified to form shell-like protective elytra) | |
| bróm | bromine (A pungent dark red volatile liquid element of the halogen series that occurs in brine and is used in the production of chemicals) |