Plural of fireworm; multiple luminescent marine worms or larvae with light-producing abilities.
Plural form of 'fireworm' created by adding English plural suffix '-s' (from Old English '-as'). Standard pluralization of the compound noun.
The plural 'fireworms' appears in marine biology texts describing spectacular bioluminescent spawning events where millions of these creatures create synchronized light shows in tropical waters that rival any human-made fireworks display.
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