Technology

Definition of gravel

Ripio is a notion that comes from replēre, a Latin term that translates as “to fill.” The concept is often used to name the fill made with small pieces of stone, brick, gravel and other materials to pave a road or cover a hole. For example: “To get to the waterfall, you must travel about […]

Definition of irrigation

Irrigation is the process and result of watering. The etymology of this verb (to water) takes us to the Latin rigare, which can be translated as “to wet” or “to irrigate”. Watering also consists of pouring a liquid, usually water, on a certain surface with the intention of providing a benefit or cleaning it. For example: “Long ago […]

Definition of rifle

Rifle is a term that refers to a type of firearm. It is a long weapon that has a rifled bore (the inside of the barrel) to prevent the bullet from destabilizing when fired. Thanks to the rifled bore, the bullet fired by a rifle spins in a direction that is not […]

Definition of RGB

RGB is an acronym formed from the English terms red, green and blue. The concept is often used to refer to a chromatic model that consists of representing different colors from the mixture of these three primary colors. The RGB model is based on what is known as […]

Definition of reversible

Reversible is a term in our language that comes from the word reversus. It is an adjective that refers to the possibility of something returning to its previous condition or its previous state. For example: “The situation of the building is reversible: with investment and work, it is possible for the construction to recover its former […]

Definition of feedback

The concept of feedback is not included in the dictionary of the Royal Spanish Academy (RAE). However, in the publication there is a term that is often used in an equivalent way: feedback, which is used to name the return of a part of the output of a system or circuit to its own input. We can also determine […]

Definition of photo retouching

Photo retouching is the process and result of modifying the characteristics of an image through some kind of digital tool (software). It is a common practice in photographs of celebrities, but also of products such as household appliances or technological devices, to make their appearance more striking. […]

Definition of reset

Restore is a verb that refers to reestablishing something or returning it to the condition it had some time ago. For example: “The company announced that it will take at least three hours to restore electrical service”, “We are going to try to reestablish communication with the deputy after the commercial outage”, “We must restore production […]

Definition of information backup

Information backup is a concept that refers to the protection of certain data. The concept is usually used in relation to digital data (stored on the hard drive of a computer), although it can also be linked to the protection of physical documents. It should be noted that backup is the […]

Definition of magnetic resonance imaging

Magnetic resonance imaging is a physical process that occurs when the atoms of a material absorb energy when subjected to certain frequencies of a magnetic field. The term is also used to refer to the medical technique that, using this process, allows internal images of the human body to be obtained. A magnetic resonance imaging is a physical process that takes place ...