non-alcoholic fatty liver diseasenoun [ U ]
uk/nɒn.æl.kəˌhɒl.ɪk ˌfæt.i ˈlɪv.ə. dɪˌziːz/us/nɑː.næl.kəˌhɔl.ɪk ˌfæt̬.i ˈlɪv.ɚ dɪˌziːz/specializeda condition in which there is too much fat in the liver, affecting people who drink little or no alcohol. It can lead to hepatitis and scarring of the liver