🇯🇵Japanese Source WordCode: JA

赤潮

Pronunciation / Transliteration: akashio

🇬🇧 Direct English Meaning:
Red tide/ˌred ˈtaɪd/
nounCEFR B2 (Upper)Top #34500 frequency
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🇯🇵 Example Sentence in Japanese:

"赤潮の発生により漁業に被害が出た。"

Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A discoloration of seawater caused by a bloom of toxic red dinoflagellates.

    "The local fisheries were closed temporarily due to a severe red tide along the coast."
  2. 2

    Any large-scale algal bloom that results in high concentrations of aquatic toxins.

    "Scientists monitor ocean temperatures closely to predict the emergence of a red tide."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

The term combines the Old English 'rēad' (red) and 'tīd' (time, period, or tide). It originated in marine biology to describe coastal phenomena where seawater is discolored by high concentrations of algae, corresponding directly to descriptive Italian terms like 'marea rossa'.

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