zi2 ngoi6 sin3紫外線紫外线
Jyutpingzi2 ngoi6 sin3
Yalejí ngoih sin
Definition
Ultraviolet (UV) light or radiation.
neutralhealthweather
How it's used
Refers specifically to the scientific phenomenon of ultraviolet radiation, often appearing in weather reports or health advice regarding skin protection. It is frequently paired with the term 指數 to discuss the UV Index, which is a standard part of daily weather updates in Hong Kong.
Examples
The UV radiation is very strong today, remember to put on sunscreen.
Do you know that UV radiation can cause skin aging?
Related words
Grammar color guide
Noun
Verb
Adjective
Adverb
Pronoun
Classifier
Particle
Connector
Grammar guides
- Directional complementsThe small words added after a verb to show direction of movement, like up, down, out, in, and back. Common in everyday Cantonese.
- DemonstrativesThis and that with 呢 and 嗰, the personal pronouns, and how 哋 turns I, you, and he into we, you all, and they.
- Resultative complementsSticking a result word onto a verb to show how it turned out, like eat until full or look and find. A productive everyday pattern.



