Term: methanogen: archaebacteria found in anaerobic environments such as animal intestinal tracts or sediments or sewage and capable of producing methane; a source of natural gas
Candidate hypernym: physical entity: an entity that has physical existence → 1
Candidate hypernym: nut-leaved screw tree: East Indian shrub often cultivated for its hairy leaves and orange-red flowers → 0
Candidate hypernym: lamplighter: (when gas was used for streetlights) a person who lights and extinguishes streetlights → 0
Candidate hypernym: liver chestnut: a solid dark brown horse → 0
Candidate hypernym: character: a written symbol that is used to represent speech → 0
Candidate hypernym: briefcase computer: a portable computer housed in a box that resembles a briefcase → 0
Candidate hypernym: reservoir: lake used to store water for community use → 0
Candidate hypernym: mussel: black marine bivalves usually steamed in wine → 0
Candidate hypernym: telephone cord: the telephone wire that connects to the handset → 0
Candidate hypernym: mast: a vertical spar for supporting sails → 0
Candidate hypernym: hyperactivity: a condition characterized by excessive restlessness and movement → 0