chloroplasts
nounUK /ˈklɒrəplɑːsts/
US /ˈklɔːrəplæsts/
Tiny green parts inside plant cells that use sunlight to make food for the plant.
The chloroplasts in the leaf give it its green color.
RELATED WORDS
OTHER MEANINGS
2. The organelles in algae and some other organisms that carry out photosynthesis.
Algae rely on their chloroplasts to turn sunlight into energy.
3. Structures studied in biology to understand how plants convert light into chemical energy.
In biology class we looked at chloroplasts under the microscope.
4. Green cell parts that store starch and other products made during photosynthesis.
The chloroplasts store extra sugar as starch grains.