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中性子 (ちゅうせいし) Japanese meaning | Kotomora

中ちゅう性せい子し

ちゅ

う

せ

い

し

Common wordFreq.FrequencyTop 50,000

Meanings

1

noun

neutron

physics

Physics term for the uncharged subatomic particle found in atomic nuclei.

中ちゅう性せい子しは電でん荷かを持もたない。
Neutrons have no electric charge.
原げん子し核かくは陽よう子しと中ちゅう性せい子

し

から

なる

。

The atomic nucleus consists of protons and neutrons.

Kanji

中in, inside, middle
性sex, gender, nature
子child, sign of the rat, 11PM-1AM

Similar words

陽よう子し
陽子 is a proton, which has a positive charge, while 中性子 is a neutron, which is electrically neutral.
電でん子し
電子 is an electron, a much lighter particle that orbits the nucleus, unlike the heavier 中性子 inside the nucleus.

Etymology

Compound of 中 (ちゅう, 'middle, neutral') + 性子 (せいし, 'particle'), a calque from English 'neutron'.