Ellenikí/Ellinikí Radiofonía Tileórasi (Hellenic (Greek) Broadcasting television), Greece

A leader of vintenary, a twenty infantry in medieval England, who were a medieval draft on freemen who were not knights.

plural of maildrop

(physics) An isotope of hydrogen formed of one proton and one neutron in each atom - ²₁H. / An atom of this isotope.