sea urchin

Meanings

• noun

  A spiky, globular marine organism of the class Echinoidea, having a hard test covering its body and a mouth surrounded by five or more tooth-like structures called ambulacral teeth.

  - "The diver collected several sea urchins from the ocean floor."
  - "Sea urchins are a common delicacy in Mediterranean and Asian cuisines."

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Synonyms

hurcheon

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Rhymes

Words rhyming with sea urchin
urn , turn , earn , learn

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Variants

List of all variants of sea urchin that leads to same result
sea urchin , sea urchins

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Etymology

origin and the way in which meanings have changed throughout history.

From Old French urchin, from Latin urchinus, from Greek ourchinos, from ourchos, a hedgehog.

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Trivia

Any details, considerations, events or pieces of information regarding the word

1. Sea urchins have no brains or nervous systems, but they can detect changes in their environment and respond accordingly.

2. The largest sea urchin species can grow up to 70 cm (28 in) in diameter.

3. Sea urchins breathe through their pores and feed by scraping algae off rocks with their teeth.

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Related Concepts

informations on related concepts or terms closely associated with the word. Discuss semantic fields or domains that the word belongs to

1. Echinodermata: A phylum of marine animals that includes sea urchins, starfish, and sand dollars, among others. Echinoderms have a hard, spiculate skeleton and radial symmetry.

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Culture

Any cultural, historical, or symbolic significance of the word. Explore how the word has been used in literature, art, music, or other forms of expression.

Sea urchins have been used in various cultures for food, art, and religious purposes. In Japanese cuisine, sea urchin is considered a delicacy and is often served raw as sashimi or in dishes such as uni kabayaki. In Hinduism, the sea urchin is considered a sacred symbol and is used in rituals and decorations.

How to Memorize "sea urchin"

1. visualize
   

   - Imagine a round, spiky ball covered in small, sharp spines. Visualize the five teeth or spines that surround the mouth.

2. associate
   

   - Associate the word with the ocean, the beach, or a seafood dish.

3. mnemonics
   

   - Use the acronym SUSHI to remember the definition: Spiky, Underwater, Seafood, Hedgehog-like, Invertebrate.

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