monounsaturated fat

noun

: an unsaturated fat which has one double bond in its hydrocarbon chain, that is liquid at room temperature, and that is found especially in olive oil, avocados, and many nuts and seeds (such as peanuts, almonds, and pumpkin seeds)

… cross-sectional findings from a large population sample suggest that consumption of butter may detrimentally affect coronary risk factors, while polyunsaturated and monounsaturated fats may be associated with a lower coronary risk profile.

—Maurizio Trevisan et al., The Journal of the American Medical Association

compare polyunsaturated fat, saturated fat