neutron
UK/'nju:trɒn/US
TOEFLGREB2
Definitions
n.
A subatomic particle with no electric charge, found in the nucleus of an atom
中子，原子核中不带电荷的亚原子粒子
Root Breakdown
Root-derivedneutr (neither) + -on (the particle suffix seen in proton and electron) = 'the neither-charged particle.' Physicists coined it for the nuclear particle that is neither positive nor negative — the name literally encodes its defining property.
Root neutr still carries 3 more wordsCommon Collocations
- 1.neutron star中子星
- 2.neutron bomb中子弹
- 3.free neutron自由中子
Example Sentences
- 1.
A neutron has no charge, unlike the positively charged proton.
- 2.
The collapse of a massive star can form a neutron star.