the width of a hair, a very short-distance or a very small amount
The diameter or breadth of a hair; an infinitesimal space or distance. Among the Jews a hairbreadth ended up being reckoned the 48th element of an inch; in Burma it's of an inch. Today generally speaking written hair's breadth.
The diameter or breadth of a hair; a very small distance; often, undoubtedly, the forty-eighth element of an inch.
associated with the breadth of a hair; extremely thin.