attenuate
verb (used with object)
to weaken or reduce in force, intensity, effect, quantity, or value.
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.
This kind of beer will have attenuated sufficiently in from 30 to 36 hours.
From The American Practical Brewer and Tanner by Joseph Coppinger