The story
From backward + -ation (suffix denoting an action or process).
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A situation in a futures market where the price for future delivery of a commodity (the forward price) is lower than the price for immediate delivery (the spot price) or nearer delivery, generally arising from a near-term shortage of the commodity. Full definition →
From backward + -ation (suffix denoting an action or process).
Etymology from Wiktionary, CC BY-SA 4.0.