Word Origin & History
"bristly fibers on grain of plants," c.1300, from O.N. ögn, from P.Gmc. *agano (cf. O.E. egenu, O.H.G. agana, Ger. Ahne, Goth. ahana), from PIE *ak-ona- (cf. Skt. asani- "arrowhead," Gk. akhne "husk of wheat," L. acus "chaff," Lith. akuotas "beard, awn"); suffixed form of PIE base *ak- "sharp"