bio·degradable \¦bīōˌ\adjective Etymology:bi- (II) + degradable (herein) : capable of being broken down especially into innocuous products by the action of living things (as microorganisms) < a biodegradable pesticide > < biodegradable packaging > • bio·de·grad·abil·i·ty\¦ ̷ ̷ ̷ ̷ ̷ ̷ ˌ ̷ ̷ ̷ ̷ ¦biləd.ē\noun • biodegradablenoun • bio·degradation\¦bīōˌ\noun • bio·degrade\"ˌ\verb