### Core Meaning & Semantic Range
The Greek word **elaiṓn**, represented by `{{G1638}}`, is defined as an olive-orchard and is used specially to refer to the **Mount of Olives**, or **Olivet**. It appears only **1 time** in **1 unique verse** in the entire Bible, marking it as a highly specific geographical term. Its sole use pinpoints a location of great importance in the biblical narrative.
### Biblical Occurrences & Contextual Analysis
The single appearance of `{{G1638}}` is in [[Acts 1:12]], which describes the disciples' movements immediately following Christ's departure. The verse states that "Then returned they unto Jerusalem from the mount called **Olivet**" [[Acts 1:12]]. This passage establishes the mount's precise location relative to Jerusalem, identifying it as being a "sabbath day's journey" away. The use of `{{G1638}}` here provides a concrete geographical anchor for this pivotal moment in the life of the early church.
### Related Words & Concepts
The context of this location is further clarified by several related Greek words found within the same verse:
* `{{G3735}}` **óros** (mountain): This word is used to describe what **Olivet** is, a "mountain (as lifting itself above the plain)". This provides the physical description of the landmark.
* `{{G2419}}` **Hierousalḗm** (Jerusalem): As "the capitol of Palestine," Jerusalem serves as the primary reference point from which **Olivet**'s location is measured [[Acts 1:12]].
* `{{G1451}}` **engýs** (near): This word confirms the proximity, stating that the mount is **near** to Jerusalem, solidifying the setting of the event.
* `{{G4521}}` **sábbaton** (sabbath): The specific distance is measured by a "sabbath day's journey," a unit of measure rooted in the observance of the "day of weekly repose from secular avocations" [[Acts 1:12]].
### Theological Significance
The theological weight of `{{G1638}}` is derived entirely from its singular, critical context. It marks a place of transition and divine instruction.
* **Geographic Anchor for Commissioning:** **Olivet** is the last place the disciples are with Jesus before they return to Jerusalem to await the promised Holy Spirit. Their return from this mount begins their mission to be witnesses in Jerusalem and beyond ([[Acts 1:8]], [[Luke 24:49]]).
* **A Place of Prophetic Discourse:** While `{{G1638}}` appears once, the location itself, the "mount of Olives" `{{G3735}}`, is where Jesus sat as he delivered crucial teachings about his future coming and the end of the world [[Matthew 24:3]].
* **Point of Departure and Return:** The act of returning (**hypostréphō**, `{{G5290}}`) from this specific location signifies the conclusion of Christ’s physical, earthly ministry and sets the stage for the beginning of the Church's work.
### Summary
In summary, **elaiṓn** `{{G1638}}` holds a significance that belies its single appearance. As the proper name for the Mount of Olives, it is not merely a geographical note. It functions as a definitive marker for the sacred space where the disciples received their final instructions from Jesus. The name **Olivet** pinpoints the physical location that serves as the bridge between Christ's completed work on earth and the impending empowerment of his followers for their global mission.