tavek, “midst,” strong’s H8432

The first occurrence.

And God said, Let there be a firmament in the midst of the waters, and let it divide the waters from the waters. Gen 1:6

The primitive root.

Strong’s H8432 tavek, a concrete noun meaning, “midst, middle, among;” from an unnamed, unused root meaning, “to sever.” The 3-letter root of the noun is tav + vav + kaph.

tav ת = crossed sticks, thus mark, sign, signal, monument
vav ו  = the tent peg, thus add, secure, hook
kaph כ, ך  = the open palm, thus bend, open, allow, tame

The story: Marks (tav) or lines are added (vav) to the open palm of the hand (kaph) when it is bent in the middle.

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