Term: snorkel: breathing device consisting of a bent tube fitting into a swimmer's mouth and extending above the surface; allows swimmer to breathe while face down in the water
Candidate hypernym: breathing device: a device that facilitates breathing in cases of respiratory failure → 1
Candidate hypernym: inferior thalamostriate vein: tributaries to the basal vein → 0
Candidate hypernym: ellipsoid: a surface whose plane sections are all ellipses or circles → 0
Candidate hypernym: acheson process: an industrial process for making graphite by heating a mixture of coke and clay → 0
Candidate hypernym: survivor: an animal that survives in spite of adversity → 0
Candidate hypernym: domoic acid: a neurotoxin that is deadly for humans; found in various marine algae → 0
Candidate hypernym: grinding wheel: a wheel composed of abrasive material; used for grinding → 0
Candidate hypernym: tyrosine: an amino acid found in most proteins; a precursor of several hormones → 0
Candidate hypernym: phytochemical: a chemical substance obtained from plants that is biologically active but not nutritive → 0
Candidate hypernym: satin bowerbird: of southeast Australia; male is glossy violet blue; female is light grey-green → 0
Candidate hypernym: walrus mustache: a bushy droopy mustache → 0