1a herbaceous plant of north temperate regions, typically with upright stems bearing narrow pointed leaves and spikes of blue or purple flowers.
Genus Veronica, family Scrophulariaceae: many species, including the speedwells
2a cloth supposedly impressed with an image of Christ’s face.
3the movement of a matador’s cape away from a charging bull.
early 16th century: from medieval Latin, from the given name Veronica. sense 2, sense 3 are with reference to St Veronica (see Veronica, St); sense 3 is said to be by association of the attitude of the matador with the depiction of St Veronica holding out a cloth to Christ
veronica in other Oxford dictionaries
Definition of veronica in the US English dictionary