pióro — meaning in English

English meaning

blade noun The flat, sharp-edged cutting part of a knife, sword, or similar tool.
feather noun One of the light, branching structures covering a bird's body, used for flight and insulation.
pen noun A handheld tool used for writing or drawing with ink.
quill noun The hollow central shaft of a bird's feather.

pióro is used for these senses in English:

blade The flat functional end or piece of a propeller, oar, hockey stick, chisel, screwdriver, skate, etc.
blade (mathematics) An exterior product of vectors. (The product may have more than two factors. Also, a scalar counts as a 0-blade, a vector as a 1-blade; an exterior product of k vectors may be called a k-blade.)
feather A branching, hair-like structure that grows on the bodies of birds, used for flight, swimming, protection and display.
fountain pen A pen containing a reservoir of ink, which is fed to a writing nib automatically.
pen A tool, originally made from a feather but now usually a small tubular instrument, containing ink used to write or make marks.

noun The flat, sharp-edged cutting part of a knife, sword, or similar tool.
noun A flat, thin part shaped like a cutting blade, such as of a fan, propeller, oar, or grass.
verb To skate using inline skates ("rollerblades").

noun One of the light, branching structures covering a bird's body, used for flight and insulation.
verb To turn an oar or propeller blade so its edge cuts through air or water with less resistance.