alga
nounfeminine/ˈaɫ.ɡɐ/medium
al·ga
Definition
A photosynthetic organism, usually aquatic, with a simple structure, lacking true roots, stems, or leaves. Ranges from microalgae to large seaweeds.
Algae are an important source of oxygen for the planet.
Seaweed salad is common in Japanese cuisine.
Common collocations
seaweedgreen algared algabrown algaalgae cultivation
Etymology
Do latim 'alga, -ae'.