Term: yolk sac: membranous structure that functions as the circulatory system in mammalian embryos until the heart becomes functional
Candidate hypernym: sac: a structure resembling a bag in an animal → 1
Candidate hypernym: true sago palm: Malaysian palm whose pithy trunk yields sago--a starch used as a food thickener and fabric stiffener; Malaya to Fiji → 0
Candidate hypernym: pharmacopoeia: a collection or stock of drugs → 0
Candidate hypernym: furniture company: a company that sells furniture → 0
Candidate hypernym: lethal agent: an agent capable of causing death → 0
Candidate hypernym: prey: animal hunted or caught for food → 0
Candidate hypernym: cannaceae: coextensive with the genus Canna → 0
Candidate hypernym: launderette: a self-service laundry (service mark Laundromat) where coin-operated washing machines are available to individual customers → 0
Candidate hypernym: apparent motion: an optical illusion of motion produced by viewing a rapid succession of still pictures of a moving object → 0
Candidate hypernym: lupus vulgaris: tuberculosis of the skin; appears first on the face and heals slowly leaving deep scars → 0
Candidate hypernym: maxim: a saying that is widely accepted on its own merits → 0