1. Of or relating to the philosophical study of causation
   - etiological [N. Amer], etiologic [N. Amer], aetiological [Brit, Cdn] 
2. Relating to the aetiology of a disease
   - etiological [N. Amer], etiologic [N. Amer], aetiological [Brit, Cdn]

See also: aetiology [Brit, Cdn]

• chemotaxis
• chemotherapeutic
• chemotherapeutical
• chemotherapy
• Chemulpo
• Chen
• Chen caerulescens
• Chen N. Yang
• chenfish
• chenille
• chenille cord
• Chenin blanc
• Chennai
• Chenopodiaceae
• Chenopodiales
• Chenopodium
• Chenopodium album
• Chenopodium ambrosioides
• Chenopodium bonus-henricus
• Chenopodium botrys
• Chenopodium capitatum
• Chenopodium glaucum
• Chenopodium hybridum
• Chenopodium murale
• Chenopodium rubrum