What does Paloma mean?
The Spanish word for 'dove', from the Latin palumbes 'wood pigeon, dove'. It carries a Marian and Christian resonance (the dove as a symbol of the Holy Spirit and of peace) and appears in the title Virgen de la Paloma.
What does Pilar mean?
A Marian devotional name from 'María del Pilar', Our Lady of the Pillar — commemorating the tradition that the Virgin appeared to Saint James standing on a pillar in Zaragoza. Pilar is simply the Spanish word 'pillar, column', from the Latin pila.