PEDERERO

pederero|patereo. Pederero, or Patereo, n. a swivel-gun used in ships

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Ped′e‐re″ro (?), n. [[Sp. pedrero, fr. OSp. pedra, Sp. piedra, a stone, L. petra, fr. Gr. πέτρα. So named because it was at first charged with stones.]] (Mil.) A term formerly applied to a short piece of chambered ordnance. [Written also paterero and peterero.]