Without cement; not using or containing cement, particularly referring to certain surgical implants that rely on mechanical fit rather than adhesive bonding.
From cement with prefix -less meaning without or lacking. A modern term developed in orthopedic surgery and dentistry.
Cementless hip replacements were a game-changer in orthopedic surgery—instead of gluing the artificial joint in place, surgeons fit it so precisely that bone grows into tiny holes and naturally locks it in place, potentially lasting longer.
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