Þyrla

Þyrla is lyftcræftes cynd mid spinnendum feðrum. Ƿiþ fæstȝefeðrod lyftcræftas, þus þyrlas magon rihtuppƿearde flēogan, on lyfte standan, and flēogan forþ, bæcƿearde, and hande bȳ hande. 

Mǣste sprǣċe þǣre ƿorulde brūcaþ þæt ƿord helicopter, beinnende Nīƿenglisc, fram Frenċisce  þe Gustave de Ponton d'Amecourt ǣrest ƿrāt in 1861, mid fruman fram Grēkisce helix/helik- () = þurhstandende hring oþþe ċierrende, and pteron () = feðer."helicopter". Online Etymology Dictionary. Beȝieten: 28 Blōdmōnaþ 2007Cottez 1980, p. 181.

Man ƿorhte þyrlas on flyhtes fyrmestum healfȝēarhundrede, mid þǣm Focke-Wulf Fw 61 bēonde se fyrst fremmende þyrla, in 1936. Menn ƿorhton sum þyrlas, ac ne ƿæs hit þe oþ 1942 þæt þyrla þe Igor Sikorsky ƿorhte cōm to fulƿeorcscipeMunson 1968 bȳ 131 lyftcraftas ƿorht.Hirschberg, Michael J. and David K. Dailey, "Sikorsky." US and Russian Helicopter Development In the 20th Century . American Helicopter Society, International. 7 July 2000.

Þēah mǣst ǣror þyrlas hæfdon mā þonne ān hēafodspinnere, hit ƿæs se ānliċ hēafodspinnere mid ƿiþspinmihteliċum tæȝlspinnere þe man reċþ ƿoruldƿīde to bēonne se þyrla.

 Fruman 

Flocc:Lyftcræftas