As a noun algae
is (alga).
As a proper noun angiosperms is
.
algae
English
Noun
(head)
(alga)
Anagrams
*
----
alga
Noun
(algae)
(biology) Any of many aquatic photosynthetic organisms, whose size ranges from a single cell to giant kelps and whose form is very diverse; some are eukaryotic and some prokaryotic; includes the seaweeds.
Usage notes
* (term) is a non-standard plural.
Hyponyms
* seaweed
angiosperms
Translingual
(a clade diagram)
Alternative forms
* Angiosperms
Synonyms
* (clade) Magnoliophyta, Angiospermae, flowering plants
Hyponyms
* (clade) eudicots, magnoliids, monocots - clades; - unassigned genera