or wide-bod·y

noun, plural wide·bod·ies.
  1. a jet airliner having a fuselage wide enough to allow passenger seating to be divided by two aisles running from front to back.

Origin of widebody

First recorded in 1965–70; wide + body
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018