1.
molecule
The smallest unit of a chemical compound that retains its chemical properties. A scientific term used in chemistry and biology.
水の分子はH2Oだ。
The molecule of water is H2O.
この物質は分子が小さい。
This substance has small molecules.
分子レベルで構造を解析する。
We analyze the structure at the molecular level.
2.
numerator
The number above the line in a fraction.
分数の分子は上の数だ。
The numerator of a fraction is the number on top.
分子と分母を約分する。
Reduce the numerator and denominator.
3/5の分子は3で、分母は5だ。
In 3/5, the numerator is 3 and the denominator is 5.
3.
member, element (of a group)
A person who belongs to a particular group, often used with a negative connotation to describe troublesome or dangerous members.
不穏分子を排除する。
Eliminate disruptive elements.
過激分子がデモに紛れ込んだ。
Radical elements infiltrated the demonstration.
反体制分子として警察に監視されていた。
He was under police surveillance as an anti-establishment element.
Three distinct meanings that share the same reading:
Sense 1 (molecule) is the most common in scientific contexts.
Sense 2 (numerator) pairs with 分母 (denominator).
Sense 3 (member/element) typically appears with negative modifiers.
COMMON COLLOCATIONS:
- 分子構造 (molecular structure)
- 分子量 (molecular weight)
- 不穏分子 (disruptive elements)
- 過激分子 (radical elements)