ALGA
alga, algae
(noun) primitive chlorophyll-containing mainly aquatic eukaryotic organisms lacking true stems and roots and leaves
Source: WordNet® 3.1
Etymology
Noun
alga (plural algae)
(biology) Any of many aquatic photosynthetic organisms, including the seaweeds, whose size ranges from a single cell to giant kelps and whose biochemistry and forms are very diverse, some being eukaryotic.
Usage notes
• Algaes is a non-standard plural.
Hyponyms
• (photosynthetic aquatic organism): seaweed; green alga (Chlorophyta and Charophyta) and red alga (Rhodophyta and Glaucophyta) in Plantae; brown alga (Phaeophyceae) and yellow-green algae (Xanthophyceae), Haptophyta, and Cryptomonada in Chromista, and blue-green alga (Cyanobacteria)
• microalga
Anagrams
• Gaal, Gala, agal, gala
Source: Wiktionary
Al"ga, n.; pl. Algæ. Etym: [L., seaweed.] (Bot.)
Definition: A kind of seaweed; pl. the class of cellular cryptogamic plants
which includes the black, red, and green seaweeds, as kelp, dulse,
sea lettuce, also marine and fresh water confervæ, etc.
Source: Webster’s Unabridged Dictionary 1913 Edition