SWC	Soil Water Content
VWC	Volumetric Water Content
SMS	Soil Moisture Sensor(s)
LCSMS	Low-Cost Soil Moisture Sensor (DFRobot SEN0193)
STS	Soil Temperature Sensor (DS18B20)
TDR	Time Domain Reflectometry
TLO	Transmission Line Oscillator
FDR	Frequency Domain Reflectometry
NC-NR	Non-Conducting and Non-Relaxing
RSV	Raw Sensor Value
VLT	Voltage (Sensor Output)
NSV	Normalised Sensor Value
TMP	Temperature
${ϵ}_s$	Bulk Relative Static Dielectric Permittivity
${ϵ}_r$	Reference Permittivity
${ϵ}_p$	Predicted Permittivity
SID	Sensor ID
AE	Absolute Error
MAE	Mean Absolute Error
Pico	Raspberry Pi Pico
GPIO	General-Purpose Input/Output
ADC	Analog-to-Digital Converter
I2C	Inter-Integrated Circuit
SPI	Serial Peripheral Interface
UART	Universal Asynchronous Receiver–Transmitter
MEMS	Micro Electro Mechanical Systems
IoT	Internet of Things
PCB	Printed Circuit Board
SKU	Stock Keeping Unit
IC	Integrated Circuit
RTC	Real-Time Clock
JST	Japan Solderless Terminal (Connectors)
LiPo	Lithium Polymer (Battery)
LoRa	Long Range
LoRaWAN	Long-Range Wide-Area Network
MOSFET	Metal-Oxide-Semiconductor Field-Effect Transistor
R-C	Resistor–Capacitor (Circuit)
RGB	Red–Green–Blue (LED)
PETG	Polyethylene Terephthalate Glycol
PVC	Polyvinyl Chloride
HDPE	High-Density Polyethylene
CSV	Comma-Separated Values