### Core Meaning & Semantic Range
The Hebrew word **tsâlal**, represented by `{{H6749}}`, is a primitive root meaning to tumble down or **sink**. This specific term is used only **1 time** in **1 unique verse** in the entire Bible, making its single appearance particularly significant. Its meaning is defined by the action of settling downward through a waving motion.
### Biblical Occurrences & Contextual Analysis
The sole use of `{{H6749}}` is found in the Song of Moses after the deliverance of Israel at the Red Sea. The verse describes the fate of the pursuing Egyptian army, stating, "Thou didst blow with thy wind, the sea covered them: they **sank** as lead in the mighty waters" [[Exodus 15:10]]. In this dramatic context, **tsâlal** captures the sudden and complete demise of Pharaoh's forces as they are submerged and defeated by the power of God.
### Related Words & Concepts
The imagery surrounding `{{H6749}}` is enriched by other words used in its immediate context:
* `{{H5398}}` **nâshaph** (blow): Defined as "to breeze, i.e. blow up fresh (as the wind); blow," this word identifies the divine action that caused the waters to overwhelm the Egyptians [[Exodus 15:10]].
* `{{H3680}}` **kâçâh** (cover): This root means "to cover" or "overwhelm." It works in parallel with **tsâlal** to describe the totality of the Egyptians' destruction, as the sea "covered" them [[Exodus 15:10]].
* `{{H5777}}` **ʻôwphereth** (lead): This word for **lead** is used in a powerful simile to describe *how* the Egyptians sank. The comparison emphasizes the speed, weight, and finality of their descent into the water [[Exodus 15:10]].
### Theological Significance
The theological significance of `{{H6749}}` is tied directly to its singular, powerful context.
* **Divine Judgment:** The act of sinking is presented as a direct consequence of God's power. It is not a natural event but a specific, miraculous judgment upon the enemies of His people, initiated when He "didst blow with thy wind" [[Exodus 15:10]].
* **Irrevocable Defeat:** The comparison to **lead** `{{H5777}}` signifies an absolute and irreversible end. Other scriptures use **lead** to symbolize worthless dross [[Ezekiel 22:18]] or a weight used to seal wickedness [[Zechariah 5:8]], reinforcing the idea that this sinking was a final, decisive action against evil.
* **Overwhelming Power:** Paired with the sea that **covered** `{{H3680}}` them, the word **tsâlal** illustrates a power so complete that it leaves no hope for escape. It serves as an enduring testimony to God's ability to protect His people by utterly defeating their adversaries.
### Summary
In summary, `{{H6749}}` is a highly specific term whose meaning is amplified by its rare usage. Its sole appearance in [[Exodus 15:10]] locks its meaning to one of the most significant events of deliverance in the Old Testament. Describing the Egyptian army as they **sank** like lead, **tsâlal** serves as a potent and permanent symbol of divine judgment, overwhelming power, and the finality of God's victory over His enemies.