"variously used" is correct and usable in written English.
It is used to describe something that is used in different ways or has multiple meanings. Example: The word "cool" is variously used to describe something trendy, to express approval or to indicate a low temperature.
Electric organs in fish have been known since the 1770s and are variously used for navigation, communication, and, more rarely, for defense or suppression of prey.
But these subdued pieces, which variously used subtle amplification and electronic elements, were perfect for its acoustics, as well as inspired musical choices for a concert of remembrance.
Canola oil is variously used in cooking, as an ingredient in soap and margarine, and as a lamp fuel (colza oil).
Think of the abandoned shell of the Roman Colosseum, parts of which were variously used as housing and workshops before Roman officials began serious restoration work in the early 19th century.
Mr. Koizumi is also struggling to exert control over Japan's tangled network of government-sponsored corporations, which are variously used to build highways, support farmers and prop up inefficient industries.
The movements from Libya complement the airlift that has variously used Saudi, Jordanian and Qatari military cargo planes to funnel military equipment and weapons, including from Croatia, to the outgunned rebels.
His series German Breaches of the Hague Convention depicts the hapless enemy variously using laughing gas rather than mustard gas, or suspending gramophones from fishing rods to bore a British sentry to death with patriotic songs.
Studies have shown that the birds variously use the position of the sun and the earth's magnetic field as a compass, and sense of smell and visual cues as navigation aids.
He recorded more than 200 songs and 20 albums, variously using the name Sunnyland Slim (allegedly acquired from one of his songs, "Sunnyland Train"), Sunny Land Slim, Delta Joe, and Dr. Clayton's Buddy.
They're all over the map: solo piano, duets with percussion, large-band orchestrations and now this, a kaleidoscopic record variously using Afro-Cuban percussion, Yoruban incantation vocals, Moroccan drums and string instruments, a rapper, even an oud and a didgeridoo.
Previous studies of the factor structure of the 24-item CNCEQ, variously using exploratory (EFA) or confirmatory factor analyses (CFA), have generally converged on the notion that the measure consists of just one component representing negative cognitive processing.
