Culture

Definition of number pi

The number pi is a mathematical constant known and used universally. It owes its name and symbol to a Greek letter linked to terms that refer to the perimeter and periphery of a circular figure. William Jones and Leonhard Euler were among the first mathematicians to give the current identity to the number pi.

Definition of pipe

Pipe is a word that, in the Spanish language, has a large number of meanings and applications. When reviewing its various definitions, the connections of this term with food, plumbing, music and the habit of smoking can be seen. In the universe of nutrition, it is common to refer to a seed or pipe of […]

Definition of Basque

Euskera is a term that refers to the Basque language. According to the Royal Spanish Academy (RAE), the concept can also be written as eusquera. Euskera or Basque is a language of unknown origin. It is spoken in Euskal Herria (Basque nation), which includes the Spanish autonomous community of the Basque Country, […]

Definition of postage stamp

Postage stamp is a concept specific to the postal service. These small elements that are stuck on the postal item in order to certify it or pay the postage are also called postage stamps or stamps, expressions that vary depending on the country in which they are used and mentioned. It is interesting to know that, […]

Definition of urban planning

Urban planning is the discipline focused on the projection, design and organization of cities. The concept can refer to the knowledge needed to achieve this objective; to the actions carried out for this purpose; and to the distribution of buildings in a city. What makes urban planning a city a […]

Definition of copyright

Copyright is an expression linked to the intellectual property law that reveals the protection that, at a legal level, is available to those creators of books, songs, films, novels and paintings, among other works, without the need to be published, marketed or disclosed. According to the theory, they are outside the scope of the intellectual property law.

Definition of Neptune

Neptune is a relevant concept both in the field of astronomy and in the field of mythology. It is also an important notion within astrology, since those who dedicate themselves to it analyze the influence of each planet on the different signs of the zodiac. In particular, it must be kept in mind that Neptune is the sign of the zodiac […]

Definition of conventionalism

Conventionalism is the philosophical doctrine that treats principles as conventions. The term can also refer to conduct or rules that are considered conventional: that is, that conform to the norms that are accepted by the majority. As a school of thought, conventionalism focuses on values, principles, and norms that are […]

Definition of moon phases

Phases of the moon is the expression used in Spanish to refer to each apparent change experienced by the part of the aforementioned natural satellite that, thanks to the light from the sun that is reflected on its surface, is illuminated and is noticeable, to the naked eye, from Earth. The cycle of the moon is incessant […]

Definition of indirect speech

Indirect speech is a form of expression that focuses on paraphrasing, that is, using one’s own vocabulary to explain, tell or reproduce the content of a text or dialogue without being literal. It is used to describe a circumstance that ordinary people can easily identify, when a teacher tells a story […]