These are the U.S. standard crochet terms and abbreviations. Scroll to the bottom to see the U.S. to U.K. conversion chart.

Common Stitch Abbreviations

arnd = around
alt = alternate
beg = begin/begins/beginning 
beg ch = beginning chain
BL(O) = back loop (only)
B / bo = bobble
bpdc = back post double crochet
bphdc = back post half double crochet
bpsc = back post single crochet
bptr = back post treble crochet
CC = contrasting color
ch(s) = chain(s)
ch-xx = refers to chain or space previously made (i.e. ch-1 space)
ch-sp(s) = chain space(s)
cl(s) = cluster(s)
dc = double crochet (singular/plural)
dc dec = double crochet decrease / double crochet 2 or more stitches together, as indicated.
dec = decrease/decreases/decreasing
dtr = double treble crochet
ext = extended
edc / exdc = extended double crochet
ehdc / exhdc = extended half double crochet
esc / exsc = extended single crochet
etrc / extr = extended treble crochet
FL(O) = front loop (only)
Fdc = foundation double crochet (chainless starting row)
Fhdc = foundation half double crochet (chainless starting row)
Fsc = foundation single crochet (chainless starting row)
fpdc = front post double crochet 
fphdc = front post half double crochet
fphdc = front post half double crochet
fpsc = front post single crochet
fptr = front post treble crochet
hdc = half double crochet
hdc dec = half double crochet decrease / half double crochet 2 or more stitches together, as indicated.
inc = increase/increases/increasing
ldc = linked double crochet
long-dc / lng dc / Ldc = long double crochet
long-hdc / lng hdc / Lhdc = long half double crochet
ltr / ltrc = linked treble crochet
lp(s) = loops(s)
MC = main color
P / pc / pop = popcorn
puff / ps = puff stitch
rem = remain/remains/remaining
rep(s) = repeat(s)
rnd(s) = round(s)
RS = right side (front side or outside of project)
rsc = reverse single crochet [aka Crab Stitch]
sc = single crochet
sc dec = single crochet decrease / single crochet 2 or more stitches together, as indicated.
sk(‘d)= skip(ped)
sl st(s) = slip stitch(es)
sp(s) = space(s)
st(s) = stitch(es)
t-ch = turning chain
TL(O) = third loop (only) [aka Camel Stitch]
tog = together
tr/trc = treble crochet or triple crochet
trtr = triple treble
WS = wrong side (back side or inside of project)
yo = yarn over
yu = yarn under

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Uncommon Stitch Abbreviations

bet = between
end dec = ending decrease
end inc = ending increase
foll = following
hk = hook
lg shell = large shell
med shell = medium shell
prev = previous
sh = shell
sm shell = small shell

Measurement Abbreviations

” / in. = inch
cm = centimeter(s)
g = gram(s)
m = meter(s)
mm = millimeter(s)
oz = ounce(s)
yd(s) = yard(s)

Crochet Pattern Symbols

* = repeat instructions listed after the asterisks
*__* = repeat the instructions listed between the asterisks as many times as indicated.
(__) = work the instructions listed between the parentheses all in the same stitch or space.**
[__] = work the instructions listed between the brackets as many times as indicated.
{__} = work the instructions listed between the brackets as many times as indicated.
**Sometimes this is also used as a indication to repeat the instructions listed between, but it’s uncommon.

U.S. vs. U.K. Terminology

U.S.U.K.
sl st(s) = slip stitch(es)ss = slip stitch
sc = single crochetdc = double crochet
hdc = half double crochethtr = half treble crochet
dc = double crochettr = treble crochet
trc = treble crochetdtr = double treble crochet
dtrc = double treble crochetttr = triple treble crochet
yo = yarn overyoh = yarn over hook

Tunisian Crochet Abbreviations

etss = extended tunisian simple stitch
FwP = forward pass
RetP = return pass
tds = tunisian double crochet
tfs = tunisian full stitch
thdc = tunisian half double crochet
tks = tunisian knit stitch
tps = tunisian purl stitch
trs = tunisian reverse stitch
tsc = tunisian single crochet
tss = tunisian simple stitch
tslst = tunisian slip stitch
ttr = tunisian treble crochet
ttw = tunisian twisted

Crochet Abbreviations Reference Guide

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