This volume constitutes the proceedings of the 16th International Conference of the CLEF Association on Experimental IR Meets Multilinguality, Multimodality, and Interaction, CLEF 2025, held in Madrid, Spain, during September 9-12, 2025.
The 25 full papers included in this book were carefully reviewed and selected from 33 submissions. They were organized in the following sections: Conference Papers; Best of CLEF 2024 Labs; and Condensed Labs Overviews.