'Half' in the Bible

So Abram brought him all these animals and cut each of them in half, down the middle, placing the pieces opposite each other, but he did not cut the birds in half.

And after the sun had gone down and it [was] dusk, behold, a smoking firepot and a flaming torch passed between those half pieces.

And it came to pass, as the camels had done drinking, that the man took a golden earring of half a shekel weight, and two bracelets for her hands of ten shekels weight of gold;

Now Joseph was the ruler over the land, and he was the one who sold [grain] to all the people of the land; and Joseph’s [half] brothers came and bowed down before him with their faces to the ground.

Now, therefore, please let your servant (Judah) remain here instead of the youth [to be] a slave to my lord, and let the young man go home with his brothers.