Glossary V

Varnish is a clear transparent hard protective coating or film. It is not a stain. It usually has a yellowish shade from the manufacturing process and materials used, but it may also be pigmented as desired, and is sold commercially in various shades.

Français: Vérification
Verification and validation, in engineering or quality management systems, it is the act of reviewing, inspecting or testing, in order to establish and document that a product, service or system meets regulatory or technical standards.

Deutsch: Vinyl / Español: Grupo vinilo / Português: Vinil  / Français: Vinyle / Italiano: Gruppo vinilico 
In chemistry, vinyl or ethenyl is the functional group CH=CH2, namely the ethylene molecule (H2C=CH2) minus one hydrogen atom. 

Deutsch: Viskosität / Español: Viscosidad / Português: Viscosidade / Français: Viscosité  / Italiano: Viscosità
The viscosity of a fluid is a measure of its resistance to gradual deformation by shear stress or tensile stress. For liquids, it corresponds to the informal notion of "thickness". 

Deutsch: Wortschatz / Español: Vocabulario / Português: Vocabulário / Français: Vocabulaire

A person's vocabulary is the set of words within a language that are familiar to that person. A vocabulary usually develops with age, and serves as a useful and fundamental tool for communication and acquiring knowledge. Acquiring an extensive vocabulary is one of the largest challenges in learning a second language. 

In quality management, vocabulary refers to the specific words and terms that are used to describe and communicate concepts related to the quality of products, services, and processes.