Janko keyboard
noun
Jan·ko keyboard
ˈyäŋ(ˌ)kō-
: a pianoforte keyboard invented in 1882 consisting of six rows of keys with three digitals to each note, those of each row being as whole-step intervals
Word History
Etymology
after Paul von Jankó †1919 Hungarian pianist
- nitrolime
- nitromagnesite
- nitrometers
- nitromethane
- nitromethanes
- nitromuriatic acid
- nitronaphthalene
- nitrone
- nitronic acid
- nitronium
- nitroparaffin
- nitroparaffins
- nitrophenol
- nitrophilous
- nitrophyte
- nitrophytic
- nitropropane
- nitroprussiate
- nitros
- nitros-
- nitrosamine
- nitrosamines
- nitrosify
- nitrosite
- nitroso-