Common Acronyms and Abbreviations Wiki


For those just getting their feet wet or whose first language isn't English.

This wiki can be edited by anyone in the community. If the acronym/abbreviation you are looking for is not in this list, please request an explanation in a post below and I'm sure the community will give you the answer you need. Just remember to edit this initial post with the answer so others can benefit. I split the list below with technology based abbreviations and social ones.

Please try to keep the list in alphabetical order.


API - Application Programming Interface
ARP - Address Resolution Protocol

DDNS - Dynamic Domain Name Service
DHCP - Dynamic Host Configuration Protocol
DNS - Domain Name Service
DTH - Direct-To-Home
DTH - Device Type Handler (Smartthings' version of a driver)

GH - Google Home
GDO - Garage Door Opener

HE - Hubitat Elevation
HSM - Hubitat Safety Monitor

IFTTT - If This Then That
IP - Internet Protocol

LAN - Local Area Network
LCM - Lock Code Manager

ML - Motion Lighting

NR - NodeRed

OZWCP - Open Z-Wave Control Panel

PB - Private Boolean
PLM - PowerLinc Modem
PWS - Personal Weather Station

RM - Rule Machine
RPi - Raspberry Pi

SL - Simple Lighting
ST - SmartThings

TTS - Text To Speech

VLAN - Virtual Local Area Network
VPN - Virtual Private Network

WAN - Wide Area Network
WC - WebCore
WU - Weather Underground

ZHA - ZigBee Home Automation
ZLL - ZigBee Light Link


AFAIK - As Far As I Know

BTW - By The Way

FKA - Formerly Known As

FWIW - For What It's Worth

HAF - Husband Acceptance Factor

IDK - I Dont Know
IMHO - In My Humble Opinion
IIRC - If I Recall Correctly

LMAO - Laughing My A** Off
LOL - Laughing Out Loud

RTFM - Read The F&$@ Manual

SWMBO - She Who Must Be Obeyed

TL;DR - Too Long. Didn't Read

WAF - Wife Acceptance Factor

YMMV - Your Mileage May Vary

Is correct to use abbreviations on this Forum or Community?
Ambient Weather Device
[Released] Rule Machine 3.0 Podcast #255
The desolation of a quasi-poweruser
Can outside temperature be used as a condition