The plural form of 'acicula,' referring to multiple small needle-like anatomical structures.
Latin plural of 'acicula.' This standard Latin pluralization is preserved in scientific nomenclature to maintain precise taxonomic and anatomical descriptions across languages.
Scientists still use Latin plurals like 'aciculae' instead of 'aciculas' because it connects modern research directly to 300+ years of anatomical literature—changing spelling would make finding old papers nearly impossible.
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