A History of Short Words

From the New York Times Crossword Puzzle

OHM

Tue, 12 Jul '22
Physicist Georg with electrifying discoveries?
Wed, 18 May '22
One volt divided by one ampere
Mon, 14 Mar '22
Unit of resistance
Sat, 6 Nov '21
Reciprocal of a siemens
Wed, 7 Jul '21
Electrical resistance unit
Sun, 28 Mar '21
Piece de resistance?