What does "far cry" mean?

A long distance, in terms of dissimilarity or difference.

What is a synonym for "far cry"?

Common synonyms include: aphelion, apogee, contrariety, contrast, departure, deviation.

adv, noun

adv, noun ·Uncommon ·Advanced level

Noun

1
A long distance, in terms of dissimilarity or difference. idiomatic
"Life in the big city was a far cry from his upbringing on a quiet, small farm."
2
a disappointing disparity; a huge disparity; a world of difference; worlds apart wordnet
3
distance estimated in terms of the audibility of a cry wordnet

Adverb

1
Very much; to a great extent or degree; by far. not-comparable
"a far cry taller"

"Life in the big city was a far cry from his upbringing on a quiet, small farm."

In allusion to the sending of criers or messengers through the territory of a Scottish clan with an announcement or summons.