Any of various small particles in the cytoplasm of the cells of plants and some animals containing pigments or starch or oil or protein

WordNet Word definitions in WordNet
n. any of various small particles in the cytoplasm of the cells of plants and some animals containing pigments or starch or oil or protein

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
1876, from German plastid , coined by Haeckel from Greek plastos "molded, formed" (see plaster ) + -id .

Wiktionary Word definitions in Wiktionary
n. (context biology English) Any of various organelles found in the cells of plants and algae, often concerned with photosynthesis

Wikipedia Word definitions in Wikipedia
Plastids are double membrane bounded organelles mostly containing pigments and are capable of manufacturing and storing chemical compounds used by the plants. The plastid (Greek: πλαστός; plastós: formed, molded – plural plastids ) is a major double-membrane ...

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Plastid \Plas"tid\, Plastide \Plas"tide\, n. [Gr. ?, ?, a creator.] (Biol.) A formative particle of albuminous matter; a monad; a cytode. See the Note under Morphon . [Archaic] --Haeckel. (Bot.) any of several types of minute granules found in the protoplasm ...