(1.) Hebrews miphtan, probably a projecting beam at a higher point than the threshold proper (1 Samuel 5:4, 5; Ezek. 9:3; 10:4, 18; 46:2; 47:1); also rendered "door" and "door-post."

(2.) `Asuppim, pl. (Nehemiah 12:25), rendered correctly "storehouses" in the Revised Version. In 1 Chronicles 26:15, 17 the Authorized Version retains the word as a proper name, while in the Revised Version it is translated "storehouses."

Noah Webster's New International Dictionary of the English Language

1. (n.) The plank, stone, or piece of timber, which lies under a door, especially of a dwelling house, church, temple, or the like; the doorsill; hence, entrance; gate; door.

2. (n.) Fig.: The place or point of entering or beginning, entrance; outset; as, the threshold of life.