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

• Hawaiian honeycreeper
• Hawaiian Islands
• hawala
• hawfinch
• hawk
• hawk nose
• hawk owl
• hawk's-beard
• hawk's-beards
• hawk-eyed
• hawkbill
• hawkbit
• hawker
• Hawkeye State
• hawking
• Hawkins
• hawkish
• hawkishness
• hawkmoth
• hawksbill
• hawksbill turtle
• hawkshaw
• hawkweed
• Hawkyns
• Haworth