பொருள் : A submarine that is propelled by nuclear power.
ஒத்த சொற்கள் : nuclear submarine, nuclear-powered submarine
பொருள் : Cephalopod mollusk of warm seas whose females have delicate papery spiral shells.
ஒத்த சொற்கள் : argonaut, argonauta argo, paper nautilus
பொருள் : Cephalopod of the Indian and Pacific oceans having a spiral shell with pale pearly partitions.
ஒத்த சொற்கள் : chambered nautilus, pearly nautilus