Breakwater (noun)

1. A structure built from stone, concrete, or other materials that is used to protect a shore or harbor from the force of waves.
2. A barrier or obstacle used to slow down or deflect the progress or spread of something.

Origin:

Breakwater originated from late 16th century; from 'break' + 'water', meaning a structure built to break the force of waves and protect a shore or harbor.

Examples:

1. The breakwater was built to protect the boats in the harbor during rough weather.
2. The breakwater along the shore was a popular spot for fishing and picnicking.
3. The company had to build a breakwater to protect their investments from the economic downturn.
4. The breakwater was made of large boulders that were strategically placed to slow down the waves.
5. The breakwater was the first line of defense against the waves during the storm.