Term: medusa's head: weedy rye grass having long bristling awns
Candidate hypernym: wild rye: any of several grasses of the genus Elymus → 1
Candidate hypernym: copra: the dried meat of the coconut from which oil is extracted → 0
Candidate hypernym: piste: a flat rectangular area for fencing bouts → 0
Candidate hypernym: suds: a dysphemism for beer (especially for lager that effervesces) → 0
Candidate hypernym: benchmark: a standard by which something can be measured or judged → 0
Candidate hypernym: photoelectric cell: a transducer used to detect and measure light and other radiations → 0
Candidate hypernym: rig: gear (including necessary machinery) for a particular enterprise → 0
Candidate hypernym: hesperides: (Greek mythology) group of 3 to 7 nymphs who guarded the golden apples that Gaea gave as a wedding gift to Hera → 0
Candidate hypernym: zigadenus: genus of mostly North American poisonous plants; sometimes placed in family Melanthiaceae → 0
Candidate hypernym: one-way light time: the elapsed time it takes for light (or radio signals) to travel between the Earth and a celestial object → 0
Candidate hypernym: hyaluronic acid: a viscous mucopolysaccharide found in the connective tissue space and the synovial fluid of movable joints and the humors of the eye; a cementing and protective substance → 0