nouns
the period of time permitted by commercial usage for the payment of a bill of exchange (especially a foreign bill of exchange)
domain category
transactions (sales and purchases) having the objective of supplying commodities (goods and services)
is a type of (narrower)
an amount of time
"a time period of 30 years"; "hastened the period of time of his recovery"; "Picasso's blue period"
(economics) the utilization of economic goods to satisfy needs or in manufacturing
"the consumption of energy has increased steadily"
accepted or habitual practice