1887, from German chloroplast (1884, Eduard Strasburger), shortened from chloroplastid "a chlorophyll granule" (1883, Andreas Franz Wilhelm Schimper); see chloro- + -plast.
chlorine
chloro-
chlorofluorocarbon
chloroform
chlorophyll
chloroplast
choad
choate
chock
chock-a-block
chock-full
