Competition or contention between parties or elements. In business/technology it can mean market competition or conflicting compatibility; it can also indicate opposing interests or claims.
同業他社との競合が激しくなっている。
Competition with rival companies in the same industry is intensifying.
この機能は既存の仕様と競合して動作しないことがある。
This feature may conflict with existing specifications and not work properly.
プロジェクト内でリソースの配分を巡って競合が起きた。
There was a contention over resource allocation within the project.