unison in Bulgarian
unison in Bulgarian
съзвучие
(music, acoustics) Identical pitch between two notes or sounds; the simultaneous playing of notes of identical pitch (or separated by one or more octaves). [from 15th c.]
съгласие
The state of being in harmony or agreement; harmonious agreement or togetherness, synchronisation. [from 17th c.]
хармония
The state of being in harmony or agreement; harmonious agreement or togetherness, synchronisation. [from 17th c.]