1 mygla
1. að, [mugga], to grow muggy or musty; en er minnþakit tók at mygla, Landn. 34; myglat brauð, Stj. 367; myglaðr ostr, myglað hey, and the like.
2 mygla
2. u, f. [Swed. mögel], mustiness, Stj. 567 (of blight in a crop), freq. in mod. usage.