Half treble in crochet is the UK terminology name for what US patterns call half double crochet, a stitch height that sits between single and double crochet. Keep a terminology conversion note handy whenever you read a UK-written pattern. This guide gives the direct definition and conversion.

Quick-Reference Table
| UK term | US equivalent | Abbreviation |
|---|---|---|
| Half treble | Half double crochet | htr (UK) / hdc (US) |

Frequently asked questions
How do I know if a pattern uses UK or US terms?
Most patterns state their terminology system near the top. If unstated, check whether the basic stitch is called sc or dc, since that single detail reveals the whole system immediately.
Want the decrease version too?
See how half double crochet decreases work.
See the hdc decrease guide


