the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions | the mental state of being preoccupied by something |
the way two individuals relate to each other | complete attention; intense mental effort |
the chemical composition and properties of a substance or object | (chemistry) a process in which one substance permeates another; a fluid permeates or is dissolved by a liquid or solid |
| the process of absorbing nutrients into the body after digestion |
| (physics) the process in which incident radiated energy is retained without reflection or transmission on passing through a medium |
| the social process of absorbing one cultural group into harmony with another |