- Buhūtī, Ṣāliḥ ibn Ḥasan, -1709 or 1710. ʻUmdat al-fāriḍ1
- Building laws (Islamic law)1
- Bukhārī, Muḥammad ibn Ismāʻīl, 810-8701
- Bulls--Religious aspects--Hinduism1
- Burhān al-Sharīʻah, Maḥmūd ibn ʻUbayd Allāh, -1274 or 1275. Wiqāyah1
- Burial1
- Burial laws (Jewish law)1
- Burlesques1
- Burma1
- Business mathematics1
- Būṣīrī, Sharaf al-Dīn Muḥammad ibn Saʻīd, 1213?-1296? Muḍarīyah1
- Bṛhaspati (Hindu deity)1
- Cakchikel language1
- Cakchikel language--Grammar1
- Calendar1
- Calendar, Chinese1
- Caliphate1
- Calligraphy, Ottoman1
- Calligraphy, Persian1
- Cantillation1