IPA: /əˈpriːʃəblɪ/
KK: /əˈpriːʃəblɪ/
In a way that can be noticed or measured; significantly.
The temperature increased appreciably over the week.
Appreciably is formed from "appreciate" (from Latin "appretiare", meaning to value or estimate) and the suffix "-ably" (meaning in a manner that can be). The word "appreciably" means in a manner that can be valued or estimated, often referring to a noticeable or significant degree.
Think of 'appreciate' as recognizing value, and '-ably' means in a way that can be measured. This helps you remember that 'appreciably' refers to something that can be noticeably valued.