analog
adj//ənəˈlɔɡ//analog, motsvarighet
(of a device or system) In which the value of a data item (such as time) is represented by a continuous(ly) variable physical quantity that can be measured (such as the shadow of a sundial).
(countable) Something that bears an analogy to something else.
(chemistry) A structural derivative of a parent compound that differs from it by only one or a few atoms or substituent groups; (usually, especially) such a molecule that retains most of the same chemical properties.