Liquidator, Liquidation

A liquidator observes the blockchain for unhealthy positions (i.e., the health factor is below 1) to be liquidated.

Source: Kaihua Qin et al., “An Empirical Study of DeFi Liquidations: Incentives, Risks, and Instabilities,” Proceedings of the 21st ACM Internet Measurement Conference (November 2, 2021): 3, accessed May 2, 2022, http://arxiv.org/abs/2106.06389.