estimated useful life — The period over which an asset will be used by a particular taxpayer. Although such period cannot be longer than the estimated physical life of an asset, it could be shorter if the taxpayer does not intend to keep the asset until it wears out.… … Black's law dictionary
useful life — use·ful life n: an estimated amount of time during which an asset or facility will yield income or be useful see also depreciation 1 Merriam Webster’s Dictionary of Law. Merriam Webster. 1996 … Law dictionary
life — [laɪf] noun lives PLURALFORM [laɪvz] [countable] 1. the period of time during which something takes place or exists: • industrial products used during the life of a mining operation • The rate of interest is often subsidized and fixed for the… … Financial and business terms
useful — The basic quid pro quo contemplated by the Constitution and the congress for granting a patent monopoly is the benefit derived by the public from an invention with substantial utility. Specific benefit must exist in currently available form.… … Black's law dictionary
Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… … Universalium
life span — 1. the longest period over which the life of any organism or species may extend, according to the available biological knowledge concerning it. 2. the longevity of an individual. [1915 20] * * * Time between birth and death. It ranges from a… … Universalium
depreciable life — For an asset, the time period over which depreciable cost is to be allocated. For tax returns, depreciable life may be shorter than estimated service life See also useful life … Black's law dictionary
depreciable life — For an asset, the time period over which depreciable cost is to be allocated. For tax returns, depreciable life may be shorter than estimated service life See also useful life … Black's law dictionary
Extraterrestrial life — For fiction, see Extraterrestrials in fiction. For other uses, see Alien (disambiguation). A 1967 Soviet Union 16 kopeks postage stamp, depicting a satellite from an imagined extraterrestrial civilization … Wikipedia
extraterrestrial life — Introduction life that may exist or may have existed in the universe outside of Earth. The search for extraterrestrial life encompasses many fundamental scientific questions. What are the basic requirements for life? Could life have arisen… … Universalium
