Word Pronunciation & Dictionary

c₄

Word Rarity Common

Frequency: Zipf frequency 5.33 in modern English

Syllables: c₄
IPA

3

Scrabble Score

1

Letters

1

Syllables

1

Unique Chars

Meaning

noun

Designating a type of photosynthesis or carbon fixation, or a plant using such a process.

Uncountable

Example Sentences

"The enzyme responsible for C₄ fixation is PEP carboxylase."
"Since C₄ plants have become more prevalent, and because they are poorer sources of nutrition, herbivores have had to adapt their feeding behaviour to the changing flora."

Usage

Uncountable

Questions

What does c₄ mean?: Designating a type of photosynthesis or carbon fixation, or a plant using such a process.

How to pronounce c₄

Open the pronunciation page — Open the Speakur entry for “c₄”.
Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
Play the audio — Click Play to hear reference audio for “c₄”.
Repeat and practice — Say “c₄” aloud, matching stress and vowels until it feels natural.