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Definitions

algae

[al-jee] / ˈæl dʒi /
NOUN
rootless, leafless plants living in water
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Some cichlids evolved into predators, while others specialized in feeding on algae, sifting sand, or consuming plankton.

From Science Daily • Apr. 1, 2026

Exxon began pursuing its algae research in 2009, about two years after first publicly acknowledging that burning fossil fuels contributes to climate change.

From The Wall Street Journal • Mar. 31, 2026

One of the most abundant organisms on Earth, algae captures carbon dioxide through photosynthesis and yields oil that theoretically could be used to make transportation fuel.

From The Wall Street Journal • Mar. 31, 2026

Exxon Mobil terminated its algae research with Viridos in March 2023.

From The Wall Street Journal • Mar. 31, 2026

At such times the ridge came down, and the continental shelf, so to speak, stretched out, and the algae along the shore became so slack that I tended to catch my feet in it.

From "Life of Pi" by Yann Martel