Originally Posted by
DaveReidUK
BBC TV News showed the page in question from the FCOM:
The entry 'MCAS Maneuver Characteristics Augmentation System' started appearing in the Abbreviations section of the B737
NG FCOMs from around late 2016 but neither the term nor the acronym appeared anywhere else in the FCOM.
I don't know if it's significant or not but Boeing have been referring to the system fitted to the MAX as the 'Maneuver
ing Characteristics Augmentation System'.