| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
| a chattering or flighty, light-headed person. |
fluid flu·id (fl&oomacr;'ĭd)
n.
An amorphous substance whose molecules move freely past one another; a liquid or gas. adj.
Of or characteristic of a fluid.
fluid (fl 'ĭd) Pronunciation Key
A state of matter, such as liquid or gas, in which the component particles (generally molecules) can move past one another. Fluids flow easily and conform to the shape of their containers. See also state of matter, viscosity. |