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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.

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The neurotoxin can be produced by an algae called Pseudo-nitzschia, and “the warmer the ocean is, the more algae,” McGuire said.

From Los Angeles Times Aug. 10, 2026

It had no mouth and apparently obtained nutrients by absorbing bacteria and algae through its entire lower surface.

From Science Daily Aug. 6, 2026

In July 2025, testing found Canvey Lake contained 2.5 million cells of blue-green algae per millilitre, more than 100 times the warning threshold of 20,000 cells.

From BBC Aug. 4, 2026

Except, of course, keeping a massive outdoor pool pristine and leak-free is complicated, and Trump’s renovation flopped: The algae came back, joined by pieces of the pool’s new lining floating in the water.

From Slate Aug. 4, 2026

Using our branches, we cleared the algae and removed empty beer bottles, crushed cans, and paper.

From "Breaking Through" by Francisco Jiménez

You may never have heard of this single-celled alga, but sailors and fishermen know its effect very well: the P. lunula algae are the organisms that occasionally make the see glow blue.

From Science Daily Nov. 18, 2024

Blue-green algae is not actually an alga but rather a type of bacteria called cyanobacteria.

From BBC Jul. 10, 2023

In the case of Gracilaria, however, things are more complicated: The female alga doesn’t release its egg cells, but keeps them inside funnel-shaped filaments.

From Science Magazine Jul. 27, 2022

Giant kelp is the common name for Macrocystis pyrifera, a species of alga that grows into lush underwater forests along the coast of the northeastern Pacific Ocean, from Baja California north to southeastern Alaska.

From Scientific American Jul. 21, 2022

She is curious; she wants to know the difference between an alga and a lichen, a Diplodon char- ruanus and a Diplodon delodontus.

From "All the Light We Cannot See" by Anthony Doerr




Vocabulary lists containing algae


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