soeng1 waan4雙環双环
Jyutpingsoeng1 waan4
Yalesēung wàahn
Definition
Dicyclo-; a chemical prefix meaning containing two rings.
neutralother
How it's used
Primarily used in academic or scientific contexts, this term describes molecules containing two rings. It functions as a prefix in chemical nomenclature, similar to how it is used in English. You will rarely encounter this in casual daily conversation unless you are discussing chemistry or biology.
Examples
This kind of chemical structure is dicyclic.
Grammar color guide
Noun
Verb
Adjective
Adverb
Pronoun
Classifier
Particle
Connector
Grammar guides
- In 30 secondsThe whole language at a glance. No tenses, no plurals, six tones, sentence particles. Read this before you dive into any specific topic.
- ParticlesSentence particles add tone, emotion, and nuance. Learn the most common particles in Cantonese and how to use them.
- Possession (嘅)How to say my, your, and his, and how to link a describing word to a noun, all with the little word 嘅 (ge3).



