| binnacle |
the nonmagnetic stand or case that supports or encloses a ship's compass. |
| binocular |
pertaining to or involving the use of two eyes. [2 definitions] |
| binomial |
in algebra, an expression made up of two terms with either a plus or a minus sign between them. [2 definitions] |
| binomial theorem |
a general formula for expressing any power of a binomial expression without multiplying. |
| bio |
(informal) a biography, usu. very brief. |
| bio- |
life. |
| bioastronautics |
(used with a sing. verb) the science of the effects of outer space and space travel on living organisms. |
| bioavailability |
the extent to which a drug or other substance can be used by the body. [2 definitions] |
| biobased |
being or pertaining to any non-food substance that is derived from living organisms. |
| biochemistry |
the science of the chemistry of living things. |
| biocide |
any substance capable of killing living organisms. |
| biodegradable |
subject to decomposition by the action of living organisms such as bacteria. |
| biodegrade |
to break down through the action of living organisms. |
| biodiesel |
a low-polluting type of diesel fuel made from renewable, organically-derived oils such as vegetable oils or waste animal fats. |
| biodiverse |
having a high level of biodiversity. |
| biodiversity |
the diversity of life forms on earth or part of the earth, including diversity of species, genes, and ecosystems, esp. when regarded as providing the optimal conditions for evolution. |
| biodynamic1 |
of or pertaining to the branch of biology dealing with the motion of living organisms. [2 definitions] |
| biodynamic2 |
a form of organic farming that is holistic and applies mystical and astrological practices. [2 definitions] |
| bioelectricity |
the scientific study of biological electric currents and fields and of the effects of external electromagnetic forces on biological systems. |
| bioengineering |
the application of engineering principles and technology to medical and biological problems, such as the modification of genes. |
| bioethical |
of or pertaining to the ethical implications of biological research and biological research applications. |