Algae

/ˈæl.ɡi/

Meaning & Definition

noun
Simple, non-flowering, typically aquatic organisms of a group that includes the seaweeds and many single-celled forms, capable of photosynthesis.
The pond was covered in a thick layer of green algae.
Various photosynthetic and autotrophic organisms found in aquatic environments.
Algae play a crucial role in the ecosystem by producing oxygen through photosynthesis.
A wide variety of organisms that can be found in both freshwater and marine environments.
Certain types of algae can bloom excessively, leading to harmful algal blooms that affect water quality.
A diverse group of photosynthetic microorganisms.
Some algae are used as a source of food and supplements due to their high nutrient content.
Organisms that can vary in size from microscopic phytoplankton to large seaweeds.
The research team studied the different species of algae present in the coral reef.

Etymology

Derived from Latin 'alga', meaning 'seaweed or algae'.

Common Phrases and Expressions

green algae
A type of algae that is often found in freshwater and is usually green due to chlorophyll.
red tide
A phenomenon caused by algal blooms that can create harmful effects on marine life.
brown algae
A group of algae that is usually brown or olive in color, often associated with cooler waters.

Related Words

phytoplankton
Microscopic organisms that live in aquatic environments and are the base of the aquatic food web.
seaweed
A common name for various macroscopic forms of algae, typically found in marine environments.

Slang Meanings

Green goo
That pond is just filled with green goo, looks like algae to me!
Ocean snot
The beach was closed because of all the ocean snot washing up on shore.