πλήκτρο meaning in English — hammer, key, note

English meaning

hammer noun A hand tool with a heavy head, used for driving nails, breaking things apart, or shaping metal.
key noun A shaped piece of metal used to open or lock a particular lock.
note noun A short piece of writing made to record or remember something.

πλήκτρο is used for these senses in English:

hammer (firearms) A moving part of a firearm that strikes the firing pin to discharge a gun.
key (computing) One of several small, usually square buttons on a typewriter or computer keyboard, mostly corresponding to text characters.
key In instruments with a keyboard such as an organ or piano, one of the levers, or especially the exposed front end of it, which are depressed to cause a particular sound or note to be produced.
key (music) A scale or group of pitches constituting the basis of a musical composition.
note (by extension) A key of the piano or organ.
plectrum (anatomy, zoology) A projection of bone or other stiff tissue, such as the ridges in some insects' stridulatory organs.

noun A hand tool with a heavy head, used for driving nails, breaking things apart, or shaping metal.
verb To strike something repeatedly, whether with an actual hammer, a fist, or figuratively with words.
verb To defeat someone decisively, or to put heavy strain on a system.

noun A shaped piece of metal used to open or lock a particular lock.
noun The single most important factor or step needed to achieve something.
noun One of the buttons pressed to type on a keyboard or play a musical instrument.
noun A short guide listing what the symbols, colours, or abbreviations on a map, chart, or test mean.
noun In music, the set of related notes a piece is built around, giving it its overall tonal centre.

σφυρί σφύρα επικρουστήρας κόκορας λύκος σφυροκοπώ κλειδί ένδειξη σήμα διακοίνωση σημείωση νότα