V

Vertical

Also known as niche. 

Vertical Search

focuses on a specific segment of online content. They are also called specialty or topical search engines. The vertical content area may be based on topicality, media type, or genre of content.

Virtual Assistant

A chatbot that uses natural language programming to generate and perform tasks and web search either on computer or mobile. eX. Google Assistant or Apple's Siri

Visibility

Is a metric compiled from several relevant search factors that is used to calculate how visible a website is in a search engine's organic results.

Voice Search

A technology that allows the user to use a voice command to search the Internet, a website, or an app. In a broader definition, voice search includes open-domain keyword query on any information on the Internet, for example in Google Voice Search, Cortana, Siri and Amazon Echo.