home row

noun
1.
(in touch typing) the row on a typewriter or computer keyboard that contains the keys (home keys) to which four fingers of each hand return as a base, on a QWERTY keyboard being A, S, D, and F for the left hand and J, K, L, and the semicolon for the right.
Examples from the web for home row
  • Many keyboards already have a raised dot or other tactile marker on home row keys to give orientation.