Thiam scored 24 points on 10-of-18 shooting and grabbed a career-high 15 rebounds. Jizzle James and Baba Miller added 11 points apiece for Cincinnati (16-13, 8-8 Big 12).
The Bearcats have won five of their last six games.
Vyctorius Miller scored 15 points to lead Oklahoma State (17-12, 5-11), which has lost six of their last seven. Kanye Clary and Jaylen Curry each added 11 points and Andrija Vukovic scored 10.
The Bearcats never trailed and had a double-digit lead on James’ 3-pointer with 11:41 left in the first half.
Up next
Oklahoma State: The Cowboys are on the road against UCF on Tuesday.
Cincinnati: The Bearcats host No. 19 BYU on Tuesday.
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