Contiguous (adjective)

1. Adjacent and in physical contact.
2. Having a common boundary or touching at a single point.
3. Continuous or uninterrupted in space or time.

Origin:

Derived from the latin word 'contiguus' which means touching, adjacent.

Examples:

1. The two countries are contiguous and share a long border.
2. The contiguous states in the western region of the country form a compact block of territory.
3. The contiguous forest area is home to a diverse range of wildlife.
4. The contiguous line of mountains forms a natural boundary between the two regions.
5. The contiguous run of rainy days made it difficult for the outdoor work to progress.