spacommon nounproper nounSyllable DecompositionspaEtymologyexpandfrom Spa, a spa town in Belgium.Definitions1. Spa resort.expand2. Whirlpool bath.expand3. Balneotherapy treatment center.expand4. Equestrian jump obstacle consisting of horizontal bars forming three vertical sections of increasing height to be jumped in a single leap.équitationexpandPluralspasTranslationsenglish:triple bar