fingerboard
From Longman Dictionary of Contemporary Englishfingerboardfin‧ger‧board /ˈfɪŋɡəˌbɔːd $ -ɡərˌbɔːrd/ noun [countable] the long part of a stringed instrument which the player presses the strings ontoExamples from the Corpusfingerboard• The glued-on neck is made from three pieces of maple and capped with a fingerboard of tight-grained ebony.• The fingerboard is high-quality ebony, with no position markers save for some little pearl side-dots.