Phrase guide

chlorophyll a

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

The universal chlorophyll (C55H72MgN4O5) essential to the dominant oxygenic photosynthesis I process, present in all eukaryotes, cyanobacteria, chromists, and prochlorophytes that photosynthesize, and that contributes to the observed green color of these organisms.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a blue-black plant pigment having a blue-green alcohol solution; found in all higher plants

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: chlorophyll, chlorophyl

History

Etymology

No etymology was provided for this word.