I. kəˈlēj(ē)əl, esp for 2 also -ˈlēgēəl adjective
Etymology: Middle French or Latin; Middle French collegial, from Latin collegialis, from collegium society — more at college
1. : of or relating to a college or university : collegiate
2. : of or relating to a collegium or group of colleagues
an increasing tendency to turn from collegial to one-man management — Merle Fainsod
• col·le·gi·al·ly adverb
II. adjective
: marked by camaraderie among colleagues