The story
From the name of a commercial device, "ThetaProbe", from theta + probe.
Etymology from Wiktionary, CC BY-SA 4.0.
thetaprobe
Today it means: An instrument that is used to measure the moisture content of soil Full definition →
Today it means: An instrument that is used to measure the moisture content of soil Full definition →
From the name of a commercial device, "ThetaProbe", from theta + probe.
Etymology from Wiktionary, CC BY-SA 4.0.