jafnhallaferill
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Icelandic[edit]
Etymology[edit]
From jafn (“equal”) + halli (“grade, inclination, slope”) + ferill (“a curve, line, path or trajectory”).
Noun[edit]
jafnhallaferill m (genitive singular jafnhallaferils, nominative plural jafnhallaferlar)
- (mathematics) an isocline, any of a series of lines having the same slope