patrol
A Dictionary of Aviation · 1911 · p. 20
poa’troot tr. travers, or move about in, as 1f en duty or en the watch; travers leisurely in all directions: as, *patrolling the sky.
Bu kavram başka kaynaklarda da geçiyor
Chamber's Twientieth Century Dictionary (1908)
Encyclopedic Dictionary of American Reference (1901)
Chamber's Etymological of the English Language (1895)
A Military Dictionary and Gazetteer (1881)
Zell's Condensed Dictionary (1879)
A Military Dictionary (1810)
Readham'da tam maddeyi gor →