acetoacetate
noun
ace·to·ac·e·tate
| \ ˌas-ə-tō-ˈas-ə-ˌtāt
, ə-ˈsēt-ō-
\
, ə-ˈsēt-ō-
\
Medical Definition of acetoacetate
: a salt or ester of acetoacetic acid