fan1 zi2分子

Jyutpingfan1 zi2
Yalefān jí
Common

Definition

Numerator in mathematics, or molecule in chemistry.

  1. numerator of a fraction
  2. molecule
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How it's used

This term is a classic example of a homonym in Cantonese where the mathematical meaning and the scientific meaning are completely distinct. While it refers to the top part of a fraction in arithmetic, it is also the standard term for a molecule in chemistry. Context is usually sufficient to distinguish between the two, as one relates to numbers and the other to physical matter.

Measure word

go3go

Examples

The numerator and denominator must both be divided by two.

Common phrases

numerator and denominator

Common mistake

Learners often confuse this with 分母, which is the denominator. Remember that the numerator sits on top, just like the head of a person, while the denominator sits at the bottom as the base.

Grammar color guide

Noun
Verb
Adjective
Adverb
Pronoun
Classifier
Particle
Connector