Term: great duckweed: cosmopolitan except South America and New Zealand and some oceanic islands
Candidate hypernym: duckweed: any small or minute aquatic plant of the family Lemnaceae that float on or near the surface of shallow ponds → 1
Candidate hypernym: bosom: the chest considered as the place where secret thoughts are kept → 0
Candidate hypernym: typesetting machine: a printer that sets textual material in type → 0
Candidate hypernym: conservation of mass: a fundamental principle of classical physics that matter cannot be created or destroyed in an isolated system → 0
Candidate hypernym: transfusion reaction: reaction of the body to a transfusion of blood that is not compatible with its own blood; an adverse reaction can range from fever and hives to renal failure and shock and death → 0
Candidate hypernym: concrete: a strong hard building material composed of sand and gravel and cement and water → 0
Candidate hypernym: cheesecake: a photograph of an attractive woman in minimal attire → 0
Candidate hypernym: pragmatism: (philosophy) the doctrine that practical consequences are the criteria of knowledge and meaning and value → 0
Candidate hypernym: precociousness: intelligence achieved far ahead of normal developmental schedules → 0
Candidate hypernym: balbriggan: a cotton knit fabric used for underwear → 0
Candidate hypernym: antiserum: blood serum containing antibodies against specific antigens; provides immunity to a disease → 0