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sargassum

/ˈsɑːrɡəsəm/ noun · British & US
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What does sargassum mean?

Sargassum is a type of brown seaweed that forms large floating mats in the ocean. It is particularly common in the Sargasso Sea, a region of the North Atlantic Ocean. Sargassum is an important part of the marine ecosystem, providing food and habitat for many species of fish and invertebrates. However, large amounts of sargassum can cause problems for coastal communities and marine life, as it can block sunlight and affect the local water chemistry. Sargassum has been used in traditional medicine for centuries, and it is also a popular ingredient in some types of food and cosmetics. Despite its importance, sargassum is often overlooked in discussions of marine conservation and management.

noun

A type of brown seaweed that forms large floating mats in the ocean, particularly in the Sargasso Sea.

Senses
  1. A type of brown seaweed that forms large floating mats in the ocean.
Example

"The sargassum mats were so thick that they blocked the sunlight and affected the local marine ecosystem."

More examples

"The sargassum mats were so thick that they blocked the sunlight and affected the local marine ecosystem."

"The beach was littered with sargassum after the storm."

Plural sargassums

The plural form of sargassum is used when referring to multiple mats or masses of seaweed.

Example

"The beach was littered with sargassums after the storm."

Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.

Etymology of sargassum

The word sargassum comes from the Greek word σαργάσσω (sargassō), which means 'to bind or tie'. This refers to the way that sargassum mats can bind together to form large floating masses. The word sargassum has been used in English since the 17th century, and it has been adopted into many other languages as well.

Usage notes

Sargassum is often found in tropical and subtropical waters, and its presence can indicate a healthy marine ecosystem. However, large amounts of sargassum can cause problems for coastal communities and marine life.

Synonyms for sargassum

Rhymes with sargassum