Shimano model number abbreviations Shimano uses abbreviations in their model numbers. For example, the Shimano Deore Hollowtech II MTB Crankset 3x10-speed has model number FC-M6000-3. Is there a table somewhere that defines all the abbreviations?
Shimano publishes archived Portable Document Format (PDF) documents on their website at:
https://productinfo.shimano.com/#/archive
For example, the 2019-2020 specification is at:
https://productinfo.shimano.com/download/?path=pdfs/archive/2019-2020_Specifications_v034_en.pdf
Early in the document there is a table of word definitions. The following is the list of word definitions for 2019-2020:

BB - Bottom bracket
BC - Brake cable
BCC - Battery cable
BCR - Battery charger
BH - Disc brake hose
BL - Brake lever
BM - battery mount
BR - Brake caliper
BTC - Battery case
BTH - Battery holder
BTR - Battery
CB - Coaster brake
CD - Chain device
CG - Chain guard
CJ - Cassette joint
CN - Chain
CP - Spoke protector
CR - Chainring
CS - Cassette sprocket
CT - Chain tensioner
DH - Hub dynamo
DU - Drive unit
EC - Battery charger
EW - Electric wire
EWC - Cord cover
EWEX - DI2 adapter
EWW - Wireless unit
FC - Front chainwheel Crankarm
FD - Front derailleur
FH - Freehub
GM - Grommet
HB - Front hub
HP - Head parts
HRB - Hub roller brake
I-SPEC - Integration mounting system of brake and shifting lever
ID - CI-DECK
JC - Junction
LP - Light
MF - Multiple freewheel
MU - Motor unit
O.L.D. - Over Locknut Dimension
OT - Outer casing
P.C.D. - Pitch Circle Diameter
PCE - PC Linkage device
PD - Pedal
PM - Power modulator
QR - Quick release
RD - Rear derailleur
RT - Disc brake rotor
RTAD - Disc brake rotor adapter
SB - REVOSHIFT shifter integrated with brake lever
SC - Cycle computer System information display
SF - Single freewheel
SG - Internal geared hub
SL - Shifting lever
SPD - Shimano pedaling dynamics
SPD-SL - Shimano pedaling dynamics-SL
ST - Dual control lever/shifting lever integrated with brake lever
SW - Switch unit
WH - Wheel