Definition of chloroplast in English:

chloroplast

Line breaks: chloro|plast
Pronunciation: /ˈklɔːrə(ʊ)plast
 
, -plɑːst, ˈklɒ-/

noun

Botany
  • A plastid in green plant cells which contains chlorophyll and in which photosynthesis takes place.
    More example sentences
    • Fluorescence of guard cell chloroplasts was imaged when plants were at approximately the six-leaf stage.
    • As Zeiger et al. have recently emphasized, guard cell chloroplasts show remarkable functional plasticity.
    • Even in the late stages of leaf senescence, the chloroplasts of guard cells remain green and functional.

Origin

late 19th century: coined in German from Greek khlōros 'green' + plastos 'formed'.

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