reef

Su yüzeyinde veya yakınında kaya, mercan veya kumdan oluşan sırt

A ridge of rock, coral, or sand at or near the surface of the water.

• The coral reef is home to many colorful fish.
• The ship ran aground on a hidden reef.
• Divers love exploring the Great Barrier Reef.
• Marine biologists monitor reef ecosystems to assess the impact of ocean acidification on calcium carbonate structures.
• Archaeological evidence suggests that ancient Polynesian navigators used reef formations as landmarks during their long-distance voyages.
• Conservation efforts focus on establishing protected zones where damaged reef systems can recover from decades of overfishing and pollution.

Eş anlamlılar: shoal, sandbank, barrier, atoll, ridge

Yelkenin bir kısmını sararak veya katlayarak alanını küçültmek

To reduce the area of a sail by rolling or folding part of it.

• The crew had to reef the sails as the wind picked up.
• We reefed the mainsail to handle the storm better.

Eş anlamlılar: furl, shorten, reduce

Zıt anlamlılar: unfurl, spread