pleo-, plos-, ploto-, plot-, pluteus- +

(Greek: swim, swimming, swimmer; sail, sailor; float, floating)

Don't confuse this element with another pleo- unit meaning "more, most; full; excessive; multiple".

pleon, pleonal, pleonic
1. The abdomen of a crustacean.
2. Etymology: Greek pleon, present participle of plein, "to swim, to sail".
pleopod, pelopods
1. One of the abdominal legs of a crustacean.
2. One of the swimming limbs attached to the pleon or abdomen in Crustacea; also known as a swimmeret.

A swimmeret is defined as an abdominal limb or appendage in many crustaceans, used in respiration and for carrying the eggs in females and usually adapted for swimming.

pleopoda
One of the abdominal legs of a crustacean (crustacea, a class of mandibulate arthropods including: lobsters; crabs; shrimps; woodlice; barnacles; decapods; and water fleas).
pleopodite
In zoology, a pleopod.
plotikos
Skilled in seamanship.
plotos
Floating, swimming.
Plotosaurus
A “floating lizard” from Late Cretaceous North America was not a dinosaur. It was a marine reptile that swam in shallow seas.
pluteus (s)
1. The free-swimming, bilaterally symmetrical larva of an echinoid or ophiuroid.
2. The free-swimming larva of sea urchins and ophiurans, having several long stiff processes inclosing calcareous rods.
pluteuses (pl)
1. The free-swimming, bilaterally symmetrical larva of an echinoid or ophiuroid.
2. The free-swimming larva of sea urchins and ophiurans, having several long stiff processes enclosing calcareous rods.

Word families with similar applications about: "swim, swimming": nata-; necto-; neusto.