nucleus
/ˈnjuːkliəs/ · /ˈnuːkliəs/
CEFR level C1Topic ScienceWord #5590 in the learning path
细胞核
Definitions
n. The part of a cell containing most of its genetic material.
细胞核
n. The central part of an atom, containing protons and usually neutrons.
原子核
n. The central group or part around which something develops.
核心；中心
Example
The cell's nucleus looked purple under our classroom microscope.
在教室的显微镜下，这个细胞的细胞核呈紫色。
Damage to genetic material in the nucleus can affect how a cell functions and divides.
细胞核中的遗传物质受损会影响细胞的功能和分裂。
Collocations
- cell nucleus
- atomic nucleus
- form the nucleus of
Word family
- nuclear (adj.)
Synonyms
- core
- centre
Usage tip
复数为nuclei；可指细胞核或原子核。
FAQ
- What does nucleus mean?
- The part of a cell containing most of its genetic material. The central part of an atom, containing protons and usually neutrons. The central group or part around which something develops.
- How is nucleus pronounced?
- UK /ˈnjuːkliəs/, US /ˈnuːkliəs/. Use the audio buttons above to listen.
