Health

Definition of microplastic

Microplastic is the word that identifies each tiny piece of plastic that is distributed on the planet causing an enormous level of pollution. Scientists from the North American organization National Oceanic and Atmospheric Administration (NOAA) indicate that this type of material arises from the constant fragmentation of plastics and does not measure more […]

Definition of chemical risk

Chemical risk arises every time a chemical substance considered dangerous is handled or present. Uncontrolled exposure to a chemical agent opens the possibility of suffering from multiple pathologies (whether temporarily or permanently), for example. As there are substances capable of generating explosions, fires, diseases and damage […]

Definition of human reproduction

Human reproduction is achieved through a complex process, whether natural or scientific, that aims to create life. To know in detail and precisely how each human being arises, it is essential to be clear, first of all, how both the female and male reproductive systems are formed. You also have to […]

Definition of food pyramid

The term pyramid comes from the Latin word pyrămis, in turn derived from the Greek pyramís. The first meaning of the concept mentioned by the Royal Spanish Academy (RAE) in its dictionary refers to the geometric body that has a polygon as a base and that has triangular faces that meet at the same point (the vertex). The […]

Definition of sadness

Sadness is a term that has its etymological origin in the Latin word tristitia. This is what the condition of sadness is called. He who is sad is distressed or distressed. The notion can also be used symbolically to refer to something that transmits or causes melancholy or affliction. What is sadness? The […]

Definition of genetically modified food

The concept of genetically modified food is often used today. To understand precisely what it refers to, it is important to analyze the terms that make up the expression. A food is a substance that nourishes: it is what a living being ingests to survive since, due to its characteristics, it allows it to maintain or […]

Definition of formaldehyde

The Royal Spanish Academy (RAE), in its dictionary, indicates that the term formaldehyde is born from the contraction of two concepts: formic and aldehyde. An aldehyde is an organic compound that arises during the oxidation of certain alcohols, while the idea of ​​formic is associated with formic acid (a fluid […]

Definition of phoniatrics

The concept of phoniatrics is formed from two compositional elements: one is phono- (which refers to "sound" or "voice") and the other, -iatry (linked to the "area of ​​medicine focused on the healing of" ). In this way, it is easy to determine that phoniatrics is the medical specialty that is responsible for the study […]

Definition of expectorant

The adjective expectorant is used to describe what causes expectoration. The term is used to refer to the substances or products that generate this type of reaction. To understand what an expectorant is, therefore, you must first focus on the verb expectorate. This is the name given to the act that leads to […]

Definition of belladonna

The term belladonna comes from the Italian word belladonna. According to the dictionary of the Royal Spanish Academy (RAE), the concept refers to a highly toxic plant. Scientifically named Atropa belladonna, nightshade belongs to the Solanaceae family group. Like the rest of the species in this group, it is […]