noun

• The act of amassing or gathering, as into a pile.
• The process of growing into a heap or a large amount.
• A mass of something piled up or collected.
• (law) The concurrence of several titles to the same proof.
• (accounting) The continuous growth of capital by retention of interest or savings.
• (finance) The action of investors buying an asset from other investors when the price of the asset is low.
• (UK, education, historical, uncountable) The practice of taking two higher degrees simultaneously, to reduce the length of study.