algae

/ˈæl.d͡ʒi/

Proposed by a contributor, not yet supported by evidence.

Also seen as: algaes

Sense 1

Meaning · English

Algal organisms viewed collectively or as a mass; algal growth.

Noun

Examples

Algae grows best in shallow water, 3 inches (7.5 cm) deep or less, especially where poor seedbed preparation has created low areas with poor surface drainage, and in fields with inadequate decomposition of organic matter.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Sense 2

Meaning · English

A particular kind of alga.

Noun

Examples

This hollow, lumpy, yellow-brown algae grows epiphytically in sac-like clumps on large seaweeds and on rocks.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Common questions

What does “algae” mean?

Algal organisms viewed collectively or as a mass; algal growth.

Is “algae” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.