SINCE 1828
straight-line
adjective
\ ˈstrāt-ˈlīn
\
\
Definition of straight-line
1
: being a mechanical linkage or equivalent device designed to produce or copy motion in a straight line
2
: having the principal parts arranged in a straight line
3
: marked by a uniform spread and especially in equal segments over a given term
straight-line amortization straight-line depreciation
4
: occurring, measured, or made in or along a straight line
straight-line motion straight-line extrapolation
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