AS: Active shuttle
Adj: Adjacent
B: Bead
Bg or Beg: Beginning
Bl: Block
BT: Ball Thread or the Ball of Thread
BTS: Bare thread space
Btw: Between
Ch or C: Chain
Clr: Close ring
CTM: Continuous Thread Method
CR: Center Ring or Central Ring
D: Dimple
DDS: Daisy Double stitch
DHS: Double Half-Hitch Stitch
DS: Double Stitch(es)
DNRW: DO NOT Reverse Work
DP: Down Picot
DPB: Down Picot with a Bead
FF: Flawless front
HH: Half Hitch Knot
HMSR: Half Moon Split Ring
HR: Half Ring
IR: Inner Ring
J: Join
JR: Josephine Ring
JK: Josephine Knot
LCh: Lock Chain
LHK: Lark’s Head Knot
LHT: Left Hand thread or Core thread
LJ: Lock Join
LOC: Loop Over Connection
LPPCh: Last Picot of Previous Chain
LPPR: Last Picot of Previous Ring
LR: Large Ring
LS: Lock Stitch
MTT: Magic Thread Trick
MP or FP: Mock Picot or False Picot
MR: Mock ring
MR: Maltese Ring
NP: Neighborly Picot
OH: Over Hitch
OR: Outer Ring
P: Picot
PBJ: Picot Bead Join
PC or PCh: Previous Chain
Prev: Previous
PR: Previous Ring
R: Ring
Rep: Repeat
RODS: Reverse Order of Double Stitch
Rnd: Round
Rtt: Rotate Work
Rm or Rem: Remaining
RW: Reverse Work
S/Ch: Split Chain
SCMR: Self-Closing Mock Ring
Sep: Separated
SH: Shuttle
SlT: Shoelace Trick
SqK: Square Knot
SP: Space
S/R: Split Ring
SR: Small Ring
SS: Switch Shuttles
SSt: Set of Stitches
T & C: Tie & Cut
TOR: Thrown Off Ring
TOT: Tat Over Tails
TW: Turn Work
UP: Up Picot
UH: Under Hitch
VSP: Very Small Picot
VLP: Very Long Picot
WUJ: Wrap Under Join or ‘Alligator’ join
WS or WSh: Working Shuttle
XP: Extended or Extra long picot
I am trying to compile a complete list of Tatting abbreviation. If you know any others, please send them to me 🙂
Labyrinth of Knots 