Term: pyrophoric alloy: an alloy that emits sparks when struck or scratched with steel; used in lighter flints
Candidate hypernym: alloy: a mixture containing two or more metallic elements or metallic and nonmetallic elements usually fused together or dissolving into each other when molten → 1
Candidate hypernym: balsa raft: a light raft made of balsa → 0
Candidate hypernym: quadrumvirate: a group of four men → 0
Candidate hypernym: bribery: the practice of offering something (usually money) in order to gain an illicit advantage → 0
Candidate hypernym: running stitch: small, even, hand stitches run in and out → 0
Candidate hypernym: head: a projection out from one end; , → 0
Candidate hypernym: domestic carp: large Old World freshwater bottom-feeding fish introduced into Europe from Asia; inhabits ponds and sluggish streams and often raised for food; introduced into United States where it has become a pest → 0
Candidate hypernym: ladies' tobacco: North American perennial propagated by means of runners → 0
Candidate hypernym: fitted sheet: a sheet (usually with elastic edges) tailored to fit a particular mattress → 0
Candidate hypernym: equidae: horses; asses; zebras; extinct animals → 0
Candidate hypernym: femtochemistry: the branch of chemistry that studies elementary (often very fast) chemical reactions as they occur; the experimental methods are often based on the use of femtosecond laser pulses → 0