Also called residence. Chemistry. the length of time a substance remains in the adsorbed, suspended, or dissolved state.
Physics. the length of time radioactive material, as gas or particles, remains in the atmosphere after detonation of a nuclear device.
Super Spooky Night Time WordsRead more in this article about some frequently asked questions and fun facts related to our definitions.
Is It “Sometime,” “Sometimes,” Or “Some Time”?While they appear very similar, sometime, sometimes, and some time have slightly different meanings. Sometime means a vague point in time, and usually refers to a long amount of time. Sometimes means occasionally. Some time refers to a period of time. Sometime Sometime refers to an unspecified point in time. It functions as an adverb, and is also synonymous with someday, one day, or sooner …
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019