What does "appreciable" mean?

Both detectable and at least modestly substantial: large enough to be estimated and to be of practical relevance.

How do you pronounce "appreciable"?

Pronounced //əˈpɹiːʃəbl//.

Common synonyms include: apparent, appraisable, apprehensible, ascertainable, assessable, calculable.

/əˈpɹiːʃəbl/ adj

adj ·Uncommon ·College level

Adjective

1
Both detectable and at least modestly substantial: large enough to be estimated and to be of practical relevance. usually
"For many people, the benefits of exercise in improving mood and preventing achiness are appreciable."
2
Synonym of detectable. sometimes
"A small hernia was just barely appreciable upon palpation."

Adjective

"He's shown no appreciable change of attitude."

From French appréciable. By surface analysis, appreci(ate) + -able.