English Etymology From deca- + (hect)are. Noun decare (plural decares) A unit of surface area equal to 10 ares (that is, 1,000 square metres, 0.10 hectares, or approximately 0.25 acres) Synonyms (Greece): stremma, royal stremma (Norway): dekar, mål (Turkey): See dunam Translations unit of surface area Bulgarian: де́кар m (dékar) Danish: dekar c (rarely used) Kurdish: Northern Kurdish: dekar (ku) Norwegian: Bokmål: dekar n Nynorsk: dekar n Turkish: dekar (tr), dönüm (tr) See also acre hectare Anagrams EAERCD Wikiwand - on Seamless Wikipedia browsing. On steroids.