Cnidaria (/naɪˈdɛəriə/) is a phylum containing over 10,000 species of animals found exclusively in aquatic (freshwater and marine) environments: they are predominantly marine species.
A cnidocyte (also known as a cnidoblast or nematocyte) is an explosive cell containing one giant secretory organelle or cnida (plural cnidae) that defines the phylum Cnidaria (corals, sea anemones, hydrae, jellyfish, etc.).
CNI College (also Career Networks Institute) is an allied health vocational college in Santa Ana, California.
Cnidoscolus aconitifolius, commonly known as chaya or tree spinach, is a large, fast-growing leafy perennial shrub that is believed to have originated in the Yucatán Peninsula of Mexico.
The CNID Footballer of the Year (often called the Portuguese Footballer of the Year) was an annual award given to the player who was adjudged to have been the best of the year in Primeira Liga.
CNIB (French: INCA) is a volunteer agency and charitable organization dedicated to assisting Canadians who are blind or living with vision loss, and to provide information about vision health for all Canadians.
The CNIB Chanchlani Global Vision Research Award is an annual global research award that promotes vital world-class research to explore the causes of blindness and vision loss, as well as potential cures, treatments and preventions.
Cnidium monnieri (L.) Cusson ex Juss., Monnier's snowparsley, is a flowering plant species in the genus Cnidium.
Cnicus benedictus (St. Benedict's thistle, blessed thistle, holy thistle or spotted thistle), is a thistle-like plant in the family Asteraceae, native to the Mediterranean region, from Portugal north to southern France and east to Iran.
Cnissostages osae is a species of moth in the Arrhenophanidae family. It is known only from the Osa Peninsula in southern Costa Rica.