plunge
verb (used with object)
to cast or thrust forcibly or suddenly into something, as a liquid, a penetrable substance, a place, etc.; immerse; submerge.
Used to describe an action that will be fully completed or achieved by a specific point in the future.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
National Grid projects that in the past decade, coal generation will have plunged from 30% to 3%.
From BBC ● Jun. 20, 2019