Technology

Definition of sachet

Sachet is a word that is not part of the dictionary of the Royal Spanish Academy (RAE). It is a French term used to refer to a small bag that, when hermetically sealed, contains a product inside. Once a sachet is opened (that is, it is broken), it is […]

Definition of spinning wheel

A spinning wheel is the name given to a machine that allows spinning (reducing a fiber into thread). This device has a rod that ends in a head where the fiber is wound. Thanks to a wheel, a crank (or a pedal) and a rotating support, spinning can be done. Before continuing with […]

Definition of RPM

RPM is an acronym that can refer to different concepts. Its use is generally linked to revolutions per minute: the number of turns that a rotating body completes around its axis every sixty seconds. RPM, in this sense, constitutes a unit of frequency that is not part of the International System of Units.

Definition of RPG

RPG is an acronym that can refer to different concepts. In our language, it refers to global postural reeducation, a physiotherapy technique that seeks to solve body pain linked to posture, muscles and joints. RPG, in this sense, consists of massages by the professional and the performance of […]

Definition of rotor

A rotor is a component that rotates in a turbine or other type of machine. The term is also used to specifically name the system that allows a helicopter to lift. For electric machines, the rotor is the counterpart of the stator: both elements are essential for transmitting power. The rotor has a rotor blade, which is made of a […]

Definition of rosette

Rosette is a diminutive of rose (a color, a type of flower). The first meaning recognized by the dictionary of the Royal Spanish Academy (RAE) refers to a spot that can appear on the cheeks. In botany, rosette is the way in which certain leaves are arranged in such a way that they form a […]

Definition of rolling

To roll is a verb that has its etymological origin in the Latin word rotare. It is a concept with several different uses. Rolling can be the action that an object performs when it rotates around its axis or moves. It also refers to the body that advances on wheels or rotates on itself. […]

Definition of roller

Roller is a concept that has its etymological origin in the Latin word rotella. The dictionary of the Royal Spanish Academy (RAE) attributes several meanings to the term. A roller is usually an instrument that has a cylinder capable of rolling. Thus, when the cylinder rolls, it allows something to be flattened, crushed or pressed. Roller […]

Definition of bearing

Bearing is the name of a part that, in some countries, is known as a rolling bearing, roller bearing, ball bearing, ball bearing or roller bearing. It is a bearing: an element that serves as a support for an axis and on which it rotates. The bearing is the bearing that minimizes the friction that occurs between the axis and the roller.

Definition of roaming

Roaming is a term not recognized by the Royal Spanish Academy (RAE). It is an English word that can be replaced by itinerancy, a word that, although it is not part of the RAE dictionary, is suggested by the Fundación del Español Urgente (Fundéu BBVA). The notion of roaming or itinerancy is used in […]