English / word
nucleus
noun B1MEANING IN ENGLISH
The central and most important part of an object, movement, or group; in biology, the membrane-enclosed organelle of a cell containing genetic material; in physics, the positively charged dense center of an atom.; The central core of an atom containing protons and neutrons.
The central and most important part of something, forming the basis for its activity and growth; in biology, the central part of a cell.
In context
01
The nucleus contains the genetic material of the cell.
02
The nucleus consists of protons.
Synonyms
core,center,heart
Antonyms
outside,periphery,exterior
Collocations
cell nucleus,atomic nucleus,nucleus of a cell