Following is a list of crochet abbreviations used in patterns by yarn industry designers and publishers. In addition, designers and publishers may use special abbreviations in a pattern, which you might not find on this list. Generally, a definition of special abbreviations is given at the beginning of a book or pattern. These definitions reflect U.S. crochet terminology.
Also on this page: 
Terms & Common Measurements
Tunisian Abbreviations
Abbreviation & Term Differences between the U.S., United Kingdom (U.K.) and Canada.
| Abbreviation | Description | 
| alt | alternate | 
| approx | approximately | 
| beg | begin/beginning | 
| bet | between | 
| BL or BLO | back loop or back loop only | 
| bo | bobble | 
| BP | back post | 
| BPdc | back post double crochet | 
| BPdtr | back post double treble crochet | 
| BPhdc | back post half double crochet | 
| BPsc | back post single crochet | 
| BPtr | back post treble crochet | 
| CC | contrasting color | 
| ch | chain stitch | 
| ch- | refer to chain or space previously made, e.g., ch-1 space | 
| ch-sp | chain space | 
| CL | cluster | 
| cont | continue | 
| dc | double crochet | 
| dc2tog | double crochet 2 stitches together | 
| dec | decrease | 
| dtr | double treble crochet | 
| edc | extended double crochet | 
| ehdc | extended half double crochet | 
| esc | extended single crochet | 
| etr | extended treble crochet | 
| FL or FLO | front loop or front loop only | 
| foll | following | 
| FP | front post | 
| FPdc | front post double crochet | 
| FPdtr | front post double treble crochet | 
| FPhdc | front post half double crochet | 
| FPsc | front post single crochet | 
 
| Abbreviation | Description | 
| FPtr | front post treble crochet | 
| hdc | half double crochet | 
| hdc2tog | half double crochet 2 stitches together | 
| inc | increase | 
| lp | loop | 
| m | marker | 
| MC | main color | 
| pat or patt | pattern | 
| pc | popcorn stitch | 
| pm | place marker | 
| prev | previous | 
| ps or puff | puff stitch | 
| rem | remaining | 
| rep | repeat | 
| rnd | round | 
| RS | right side | 
| sc | single crochet | 
| sc2tog | single crochet 2 stitches together | 
| sh | shell | 
| sk | skip | 
| sl st | slip stitch | 
| sm or sl m | slip marker | 
| sp | space | 
| st | stitch | 
| tbl | through back loop | 
| tch or t-ch | turning chain | 
| tog | together | 
| tr | treble crochet | 
| tr2tog | treble crochet 2 stitches together | 
| trtr | triple treble crochet | 
| WS | wrong side | 
| yo | yarn over | 
| yoh | yarn over hook | 
 
 
Return to top
Terms & Common Measurements
| Term | Description | 
| * | repeat the instructions following the single asterisk as directed | 
| * * | repeat instructions between asterisks as many times as directed or repeat at specified locations | 
| { } | work instructions within brackets as many times as directed | 
| [ ] | work instructions within brackets as many times as directed | 
| ( ) | work instructions within parentheses as many times as directed or work a group of stitches all in the same stitch or space | 
 
| Measurement | Description | 
| ” or in | inch | 
| cm | centimeter | 
| g | gram | 
| m | meter | 
| mm | millimeter | 
| oz | ounce | 
| yd | yard | 
 
 
Return to top
Tunisian Abbreviations
Tunisian crochet is also commonly known as Afghan Crochet. It has also been called by a variety of other names including Shepherd's Knitting, Railroad Knitting and Cro-hooking.
| Abbreviation | Description | 
| etss | extended Tunisian simple stitch | 
| FwP | forward pass | 
| RetP | return pass | 
| tdc | 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 | 
Return to top
Abbreviation & Term Differences between the U.S., United Kingdom (U.K.) and Canada.
| U.S./Canada | U.K. | 
| slip stitch (sl st) | slip stitch (ss) | 
| single crochet (sc) | double crochet (dc) | 
| half double crochet (hdc) | half treble (htr) | 
| double crochet (dc) | treble (tr) | 
| treble (tr) | double treble (dtr) | 
| double treble (dtr) | triple treble (trtr) | 
| U.S. | U.K./Canada | 
| gauge | tension | 
| yarn over (yo) | yarn over hook (yoh) | 
Return to top