Term: sulfur dioxide: a colorless toxic gas (SO2) that occurs in the gases from volcanoes; used in many manufacturing processes and present in industrial emissions; causes acid rain
Candidate hypernym: dioxide: an oxide containing two atoms of oxygen in the molecule → 1
Candidate hypernym: setscrew: a screw (often without a head) that fits into the boss or hub of a wheel or cam etc. and prevents motion of the part relative to the shaft on which it is mounted → 0
Candidate hypernym: cordierite: a blue mineral of magnesium and iron and aluminum and silicon and oxygen; often used as a gemstone → 0
Candidate hypernym: morchella semilibera: a morel with the ridged and pitted fertile portion attached to the stipe for about half its length → 0
Candidate hypernym: instep: the part of a shoe or stocking that covers the arch of the foot → 0
Candidate hypernym: all clear: permission to proceed because obstacles have been removed → 0
Candidate hypernym: psephurus: a genus of Polyodontidae → 0
Candidate hypernym: consideration: a discussion of a topic (as in a meeting) → 0
Candidate hypernym: ground rent: payment for the right to occupy and improve a piece of land → 0
Candidate hypernym: headpin: the front bowling pin in the triangular arrangement of ten pins → 0
Candidate hypernym: oration: an instance of oratory → 0