# Glossary

Following table contains terms used in this documentation.

<table data-header-hidden><thead><tr><th width="374">Term</th><th>Meaning</th></tr></thead><tbody><tr><td>Term</td><td>Meaning</td></tr><tr><td><code>user</code></td><td>Cashier (when using cash register application, or manager using admin application).</td></tr><tr><td><code>device</code></td><td>Cash register (either stationary application for desktop operating systems, or mobile application for mobile operating systems such as android or iOS) or any other application within PORTOS ecosystem.</td></tr><tr><td><code>plu</code></td><td>Merchandise article.</td></tr><tr><td><code>ticket</code></td><td>Food order. Until order is paid, food order is addressed as <em>opened</em> ticket. After order is paid (and receipt is printed), food order is addressed as <em>closed</em> ticket.</td></tr><tr><td><code>order</code></td><td>Food preparation request, that is created after articles are added to ticket. Example: <em>user</em> (cashier), based on customers request, adds <em>plu</em> article(s) to <em>ticket</em>, which leads to <em>order</em> creation, that is being handled by cook.</td></tr><tr><td><code>order processing</code></td><td>Process of printing/indicating food orders (to kitchen printers or kitchen displays)</td></tr><tr><td><code>ticket closing</code></td><td>Process of printing fiscal receipt (transition from <em>opened</em> ticket to <em>closed</em> ticket).</td></tr><tr><td><code>fiscal device</code></td><td>Receipt printer that prints cash register receipts (part of <em>ticket closing</em> procedure).</td></tr><tr><td><code>order endpoint</code></td><td>Kitchen printer or kitchen tablet. An device/application, usually located in kitchen, that handles food orders.</td></tr></tbody></table>