a guitar, such as for example a hydrometer, used to determine the total amount of alcohol in a liquid.
A specialized as a type of hydrometer familiar with measure the quantity of alcohol in a liquid (such as for instance alcohol).
a guitar for determining the potency of spirits, with a scale finished in order to show the portion of pure liquor, either by body weight or amount. Most commonly it is a type of hydrometer with a unique scale.
An instrument for deciding, by way of a graduated scale, the portion, either by weight or by amount, of pure liquor in a liquid. Often contracted to alcohometer and alcoömeter.