<P> This term began to appear at the beginning of the 20th century , when wealthy individuals constructed large private yachts for personal pleasure , such as Charles Henry Fletcher 's Jemima F. III , at 111 feet , the largest motor - powered yacht in the world in 1908 . More examples of early luxury motor yachts include the Cox & King yachts , Charles L. Seabury and Company 's yachts , M / Y ( motor yacht ) Christina O , and M / Y Savarona . Early luxury sailing yachts include America 's Cup classic J class racers such as Endeavour and Sir Thomas Lipton 's Shamrock . </P>
<P> This term began to appear at the beginning of the 20th century , when wealthy individuals constructed large private yachts for personal pleasure , such as Charles Henry Fletcher 's Jemima F. III , at 111 feet , the largest motor - powered yacht in the world in 1908 . More examples of early luxury motor yachts include the Cox & King yachts , Charles L. Seabury and Company 's yachts , M / Y ( motor yacht ) Christina O , and M / Y Savarona . Early luxury sailing yachts include America 's Cup classic J class racers such as Endeavour and Sir Thomas Lipton 's Shamrock . </P>
what does m / y stand for on a ship
what does m / y stand for on a ship
motor yacht
motor yacht