Synonyms:
colleague, co-worker, fellow_worker, workfellow
Meaning: an associate that one works with
Usage examples
But, since such treatment gives a totally false idea of his achievement, this little sketch, drawn straight from original sources, tries to show him as he really was, a co-worker with the British fleet in a war based entirely on naval strategy and inseparably connected with international affairs of world-wide significance. The only simplification attempted here is that of arrangement and expression.