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A plastid that contains pigments other than chlorophyll, usually yellow or orange carotenoids.


(Botany) a coloured plastid in a plant cell, esp one containing carotenoids


(ˈkroʊ məˌplæst)

a plastid containing coloring matter other than chlorophyll.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.chromoplast - plastid containing pigments other than chlorophyll usually yellow or orange carotenoids
plastid - any of various small particles in the cytoplasm of the cells of plants and some animals containing pigments or starch or oil or protein
References in periodicals archive ?
Green color change in pepper could be due to the conversion of chloroplasts to chromoplasts pertaining to changes in pigment content of pepper fruit as ripening progresses [54], whereas the increasing trend in [a.sup.*] value describes the loss of red color and formation of lycopene and [beta]-carotene due to advancement of ripening [55].
Plants store beta-carotene in chromoplasts, and beta-carotene bioavailability is affected by chromoplast structure in plant tissues, such as fruit flesh.
Isolation and purification from chloroplasts and chromoplasts," Planta, vol.
As a result, the researchers believe they may be able to use specific proteins to regulate the functions of chloroplasts -- such as the conversion of chloroplasts into highly-pigmented chromoplasts during the ripening of fruit.
Red bell pepper Loose parenchyma cells with small red/orange chromoplasts. Begonia house plant Mace/star shaped druses visible unstained.