Abbreviation/Symbol             Meaning/Definition
        [ ]     work given instructions within brackets as many times as directed
        ( )     work given instructions within parentheses in place directed
       * *     repeat given instructions after the asterisks as directed
        *       repeat given instructions after the one asterisk as directed
        "       inch(es)
       alt     alternate
  approx    approximately
      beg     beginning
       bet     between
        BL    back loop(s)
        bo     bobble
        BP    back post
      BPdc back post double crochet   
      BPsc    back post single crochet
      BPtr    back post treble             
       CA      color A ( primary color)
       CB      color B ( secondary color)
       CC     contrasting color
       ch     chain stitch
       ch-     refers to the previous made chain (or space): e.i., ch-1 space
 ch-sp       chain space
     CL       cluster
     cm      centimeter(s)
    cont   continue 
      dc     double crochet
  dc2tog  double crochet 2 together
     dec     decrease/decreases/decreasing
     dtr       double treble
     FL       front loop(s)
     foll      follow/follows/following
      FP       front post
    FPdc    front post double crochet
    FPsc     front post single crochet
    FPtr      front post treble
       g         gram
    hdc       half double crochet
     inc       increase/increases/increasing
    lp(s)     loop(s)
     m        meter(s)
    MC     main color
   mm      millimeters
    oz       once(s)
     p        picot
pat(s) or patt      patterns(s)
    pc      popcorn
   pm      place marker
   prev   previous
   rem   remain/remaining
   rep    repeat(s)
  rnd(s)  round(s)
    RS     right side
    sc      single crochet  
 sc2tog   single crochet 2 stitches together
     sk    skip
   Sl st  slip stitch
   sp(s)   space(s)
   st(s)    stich(es)
  tch or t-ch  turning chain
   tbl     through back loop
   tog    together
    tr      treble crochet
  trtr     triple treble
  WS     wrong side
  yd(s)  yard(s)
   yo       yarn over
   yoh     yarn over hook