Pronunciation: /ˈkʌt(ə)lfɪʃ/
noun (plural or cuttlefishes)
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a swimming marine mollusc that resembles a broad-bodied squid, having eight arms and two long tentacles that are used for grabbing prey. Its internal skeleton is the familiar cuttlebone, which it uses for adjusting buoyancy. - Order Sepioidea, class Cephalopoda: Sepia and other genera