seagrass

noun

sea·​grass ˈsē-ˌgras 

: any of various submerged monocotyledonous plants (such as eelgrass, tape grass, and turtle grass) of tropical to temperate usually shallow coastal waters that have narrow grasslike leaves and often form dense underwater meadows

Examples of seagrass in a Sentence

Recent Examples on the Web

Advertisement Sea Rangers restore seagrass chiefly in the Dutch Eastern Scheldt and French Étang de Berre. — Richard Morgan, Time, 29 June 2026

Thus, to investigate how walking sharks are distributed across eastern Papua New Guinea, researchers conducted 70 surveys between 2023 and 2025 searching coral reefs, mangroves and seagrass habitats by diving, snorkeling and even walking across reefs at low tide. — Melissa Cristina Márquez, Forbes.com, 25 June 2026

El Niño can also wreak havoc on the many marine ecosystems that support the world’s fishing industries, including coral reefs and seagrass meadows. — Dillon Amaya, The Conversation, 12 June 2026

The team behind the report card is seeing small wins, such as an increase in seagrass in North Biscayne Bay. — Delia Rose Sauer, Miami Herald, 21 May 2026

Word History

First Known Use

1578, in the meaning defined above

Rhymes for seagrass

• alas
• amass
• bromegrass
• bypass
• crabgrass
• crevasse
• eelgrass
• eyeglass
• groundmass
• harass
• impasse
• jackass