1. (chemistry) any chemical reaction in which a compound is decomposed by light

Encyclopedia: Photolysis

• external
• external angle
• external auditory canal
• external body part
• external carotid
• external carotid artery
• external drive
• external ear
• external gill
• external iliac artery
• external iliac vein
• external jugular vein
• external maxillary artery
• external modem
• external nasal vein
• external oblique muscle
• external organ
• external orifice
• external respiration
• external storage
• external-combustion engine
• externalisation
• externalise
• externalism
• externality