Smart Definition
Etymology
Pronunciation
unidad
unity
unity
unity
+
-dad
noun suffix (quality or state)
Unidad means unity and can be thought of as the English word unity0 with the Spanish noun suffix1 -dad1 (equivalent to English '-ty').
noun
  1. unity
    The state of being one; oneness.
    La unidad es importante en el equipo. // Unity is important in the team.
  2. unit
    A single quantity regarded as a whole.
    Compré una unidad de cada producto. // I bought one unit of each product.