Nucleus — synonyms, definition

1. nucleus (Noun)

atom axis bud cell nucleus center centre core core group crux egg electron element embryo essence focal point focus foundation germ gist heart • • •

nucleus (Noun) — A part of the cell containing DNA and RNA and responsible for growth and reproduction.

nucleus (Noun) — The positively charged dense centre of an atom.

nucleus (Noun) — A small group of indispensable persons or things. ex. "five periodicals make up the nucleus of their publishing program"

nucleus (Noun) — (astronomy) the centre of the head of a comet; consists of small solid particles of ice and frozen gas that vaporizes on approaching the sun to form the coma and tail.

nucleus (Noun) — Any histologically identifiable mass of neural cell bodies in the brain or spinal cord.

nucleus (Noun) — The central structure of the lens that is surrounded by the cortex.

anatomical structure bodily structure body structure cell organ cell organelle center centre complex body part midpoint neural structure organelle set structure cadre dentate nucleus pronucleus subthalamic nucleus achromatin chromatin chromatin granule chromosome karyoplasm linin nucleole nucleolus nucleon nucleoplasm atom cell comet