Manga (q.v.) is Japanese for "comic book, graphic novel," but anime largely are based on manga and until 1970s, anime were known in Japan as manga eiga or "TV manga." The two terms are somewhat confused in English.
"Japanese comic books or graphic novels," c. 1984, from Japanese, "cartoon, caricature," literally "involuntary pictures." A term said to have been coined 1814 by artist Katsushika Hokusai to "convey a sense of free-flowing composition and quirky style." Also see anime.
It forms all or part of: anemo-; anemometer; anemone; anima; animadversion; animadvert; animal; animalcule; animalistic; animate; animation; animatronic; anime; animism; animosity; animus; Enid; equanimity; longanimity; magnanimous; pusillanimous; unanimous.
It is the hypothetical source of/evidence for its existence is provided by: Sanskrit aniti "breathes;" Greek anemos "wind;" Latin animus "rational soul, mind, life, mental powers, consciousness, sensibility; courage, desire," anima "living being, soul, mind, disposition, passion, courage, anger, spirit, feeling;" Old Irish anal, Welsh anadl "breath," Old Irish animm "soul;" Gothic uzanan "to exhale," Old Norse anda "to breathe," Old English eðian "to breathe;" Old Church Slavonic vonja "smell, breath;" Armenian anjn "soul."
"practice or hobby of dressing as a character from a movie, book, or video game, especially one from Japanese manga and anime," 1993, according to Merriam-Webster, from costume (n.) + play (n.), based on a Japanese word formed from the same English elements and alleged to date from 1983. Also used as a verb.