nucleole

1. is a type of: cell organ, cell organelle, organelle - a specialized part of a cell; analogous to an organ
   is a part of: cell nucleus, karyon, nucleus - a part of the cell containing DNA and RNA and responsible for growth and reproduction
   same as: nucleolus

Other Searches

• Rhyme: Dillfrog, RhymeZone
• Definition: Wiktionary, Dictionary.com, Wikipedia, Merriam-Webster, WordNet, Power Thesaurus
• Imagery: Google, Flickr, Bing