Definition of organelle
: a specialized cellular part (such as a mitochondrion, chloroplast, or nucleus) that has a specific function and is considered analogous to an organ
Recent Examples of organelle from the Web
The cause of death was a subtle one: neonatal lactic acidosis, a problem brought about by a defect in the mitochondria – microscopic organelles that control the metabolism of individual cells – in her mother's egg.
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Origin and Etymology of organelle
New Latin organella, from Latin organum
First Known Use: 1915See Words from the same year
ORGANELLE Defined for Kids
Definition of organelle for Students
: a structure (as a lysosome) in a cell that performs a special function
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