What does CNIDA mean?

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Noun

Definitions

1. A stinging cell found in the tentacles of jellyfish and other cnidarians, used for capturing prey and for defense.
2. A capsule containing a coiled, threadlike tube that functions in the capture of prey or defense and is characteristic of cnidarians.

Pronunciations

• US: /ˈnaɪdə/
• UK: /ˈnaɪdə/

Origin and Usage

The word "cnida" comes from the Greek word "knidē" meaning "nettle." It is used in biology to refer to the stinging cells found in the tentacles of jellyfish and other cnidarians.

Synonyms

Stinging cell, nematocyst

Related Words

Hydra, coral, anemone

Example Sentences

• The cnida in the jellyfishs tentacles stung the swimmer.
• Under the microscope, the cnida looked like a tiny harpoon.