The quality of being severable.

plural of severeness

plural of severability

very bad; very serious

more than two but not many

In a very bad or serious way.

(law) The states of the United States, collectively. / Used other than figuratively or idiomatically: see several, states.

(law, of a legal obligation) Undertaken by or assigned to two or more parties, each having liability for the entire obligation.

On the Beaufort scale, a force-9 wind (41-47 knots)

(US) A state tax on the extraction of nonrenewable natural resources (such as minerals, petroleum, or natural gas) that will be used in another state.