a flattened rigid plate forming part of the body covering of many animals | a device for showing the operating condition of some system |
an indicator having a graduated sequence of marks | a number or ratio (a value on a scale of measurement) derived from a series of observed facts; can reveal relative changes as a function of time |
a measuring instrument for weighing; shows amount of mass | a signal for attracting attention |
a metal sheathing of uniform thickness (such as the shield attached to an artillery piece to protect the gunners) | (chemistry) a substance that changes color to indicate the presence of some ion or substance; can be used to indicate the completion of a chemical reaction or (in medicine) to test for a particular reaction |
(music) a series of notes differing in pitch according to a specific scheme (usually within an octave) | |
a thin flake of dead epidermis shed from the surface of the skin | |
a specialized leaf or bract that protects a bud or catkin | |
relative magnitude | |
the ratio between the size of something and a representation of it | |
an ordered reference standard | |