1. (of a body of water) being deficient in plant nutrients, such as nitrogen or phosphorus 
2. (of a diet) being deficient in nutrition

Encyclopedia: Oligotrophic

• dishcloth gourd
• dishdash
• dishdasha
• dishearten
• disheartened
• disheartening
• disheartenment
• dished
• dishevel
• disheveled
• dishevelled
• dishevelment
• dishful
• dishonest
• dishonestly
• dishonesty
• dishonor
• dishonorable
• dishonorable discharge
• dishonorableness
• dishonorably
• dishonored
• dishonour
• dishonourable
• dishonourableness