"joint activity" is a perfectly correct term in written English.
You can use it when referring to any activity that is done by two or more people. For example, "The couple enjoyed a joint activity of kayaking on the lake."
Actually, it was the joint activity of activated Ras and the inflammatory cytokines that had the most powerful effects on CXCL8 release and metastasis.
In DA, teaching and testing are intertwined into a joint activity which targets the activation of the learners' cognitive and metacognitive processes (Ableeva & Lantolf 2011; Tzuriel 2011, p.115).
For how can an individual refer to a joint activity without the jointness, i.e., the 'we,' already being in place?
Thus, the joint activity of fibroblast and immune cells activated by BCG and the direct action on tumor cells would reduce the risk of recurrence.
Joint activity and procurement addresses only a small proportion of expenditure.
"Any joint activity is great for the dog – it's what's termed as 'enrichment'enrichment
How intimate could two people get? Could two brains be connected in such a way as to coördinate some joint activity, such as dancing?
The move would bring the prospect of one national teaching union closer if NASUWT, the other major union, was also prepared to cooperate in joint activity.
David: We had our separate focuses outside the marriage and weren't engaged in any kind of joint activity.
He is a lieutenant, junior grade, in the Navy, serving as a nuclear engineer in the Office of Naval Reactors, a joint activity of the Department of Energy and the Department of the Navy in Washington.
Thus, their didactic focus encouraged the child's increased participation in the joint activity.
