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ORGANELLE

 Dictionary entry overview: What does organelle mean? 

ORGANELLE (noun)
  The noun ORGANELLE has 1 sense:

1. a specialized part of a cell; analogous to an organ

  Familiarity information: ORGANELLE used as a noun is very rare.


 Dictionary entry details 


ORGANELLE (noun)


Sense 1organelle [BACK TO TOP]

Meaning:

A specialized part of a cell; analogous to an organ

Classified under:

Nouns denoting body parts

Synonyms:

cell organ; cell organelle; organelle

Context example:

the first organelle to be identified was the nucleus

Hypernyms ("organelle" is a kind of...):

organ (a fully differentiated structural and functional unit in an animal that is specialized for some particular function)

Hyponyms (each of the following is a kind of "organelle"):

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)

ribosome (an organelle in the cytoplasm of a living cell; they attach to mRNA and move down it one codon at a time and then stop until tRNA brings the required amino acid; when it reaches a stop codon it falls apart and releases the completed protein molecule for use by the cell)

Holonyms ("organelle" is a part of...):

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)


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