Definition of organelle Organelle

or•gan•elle

We found 5 definitions of organelle from 5 different sources.

What does organelle mean?

Noun Plural: organelles
organelle - a specialized part of a cell; analogous to an organ; "the first organelle to be identified was the nucleus"
		cell organelle, cell organ
		organ wind instrument whose sound is produced by means of pipes arranged in sets supplied with air from a bellows and controlled from a large complex musical keyboard
		cell (biology) the basic structural and functional unit of all organisms; they may exist as independent units of life (as in monads) or may form colonies or tissues as in higher plants and animals
		cilium a hairlike projection from the surface of a cell; provides locomotion in free-swimming unicellular organisms
		lysosome an organelle found in the cytoplasm of most cells (especially in leukocytes and liver and kidney cells)
		cell nucleus, karyon, nucleus a part of the cell containing DNA and RNA and responsible for growth and reproduction
		nucleole, nucleolus a small round body of protein in a cell nucleus; such organelles contain RNA and are involved in protein synthesis
		chondriosome, mitochondrion an organelle containing enzymes responsible for producing energy
		centriole one of a pair of small cylindrical cell organelles near the nucleus in animal cells; composed of nine triplet microtubules and form the asters during mitosis