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Definitions

appreciable

[uh-pree-shee-uh-buhl, -shuh-buhl] / əˈpri ʃi ə bəl, -ʃə bəl /
ADJECTIVE
easily noticed; considerable
Synonyms
STRONGEST
definite detectable discernible marked measurable noticeable observable perceptible significant sizable substantial
WEAK
apparent ascertainable clear-cut distinguishable estimable evident good-sized goodly healthy large manifest material obvious perceivable plain pronounced recognizable sensible tangible visible
Antonyms
STRONGEST
ambiguous imperceptible indistinct insignificant invisible little minor obscure small unimportant unnoticeable unrecognizable vague
WEAK
inconsiderable negligible unappreciable unnoticed

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

We found no appreciable difference between the two datasets.

From Salon • Mar. 24, 2026

“It would surprise me if we didn’t have some appreciable employment loss,” he said.

From The Wall Street Journal • Jan. 8, 2026

Prerelease versions of 4o that were heavily trained with user signals didn’t show much appreciable improvement on internal evaluations of capabilities on things like science or reasoning, according to people who worked on the model.

From The Wall Street Journal • Dec. 9, 2025

Since pickup food businesses are local by nature, talking up your events at school, work and the kids’ sporting events can have an appreciable effect on your sales.

From Los Angeles Times • Apr. 20, 2025

The sudden illness or death of farmers, spraymen, pilots, and others exposed to appreciable quantities of pesticides are tragic and should not occur.

From "Silent Spring" by Rachel Carson