IPA: /ˈspeɪsiər/
KK: /ˈspeɪsiər/
Having more space or being more spacious than something else.
The new office is spacier than the old one, allowing for more room to work.
Spacier is formed from "space" (from Latin "spatium", meaning room or extent) and the suffix "-ier" (indicating a comparative form). The word "spacier" means having more space or being more spacious than something else.
Think of 'space' as room or area, and remember that 'spacier' means having more room than before.