Definition of abbreviation. 1 : a shortened form of a written word or phrase used in place of the whole word or phrase âAmtâ is an abbreviation for âamount.â âUSAâ is an abbreviation of âUnited States of America.â.
The limit at those airlines stands at 22 inches tall by 14 inches wide by 9 inches deep. Southwest allows carry-ons that are 24 by 16 by 10. But IATA's recommendation is just that. Though the trade group is an influential mouthpiece for the industry, airlines are not obligated to adopt the carry-on standards.
Carry-On Size and Weight. Most airlines will allow one carry-on bag along with one personal item. Maximum size for most airlines is 45 linear inches, including length plus width plus height. The maximum weight is 40 pounds or 18 kg. If your luggage is larger, it should be checked in, since no oversize luggage or package can be stowed aboard, according to the FAA.