Share this entry

Share this page

chromoplast

Line breaks: chromo|plast
Pronunciation: /ˈkrəʊməplast
 
, -plɑːst/

Definition of chromoplast in English:

noun

Botany
A coloured plastid other than a chloroplast, typically containing a yellow or orange pigment.
Example sentences
  • In ripening fruit, chloroplasts develop into chromoplasts and there are large changes in stromule number and morphology, particularly in the inner mesocarp cells.
  • Although control of gene expression at the transcriptional level is a key regulatory mechanism controlling carotenogenesis in chromoplasts, it is not the only one.
  • Conversion of chloroplasts to chromoplasts occurs well before flower opening and thus before the reproductive function of the flower commences.

Origin

late 19th century: from chromo-2 'colour' + Greek plastos 'formed'.

Definition of chromoplast in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day reciprocity
Pronunciation: ˌresəˈpräsədē
noun
exchanging things with others for mutual benefit…