Definition. 1  A lumpectomy is a type of surgery used to treat breast cancer. It is considered breast-conserving surgery because in a lumpectomy, only the malignant tumor and a surrounding margin of normal breast tissue are removed. 2  Lumpectomy is a surgical treatment for newly diagnosed breast cancer. It is estimated that at least 50% of women with breast cancer are good candidates for this procedure. The location, size, and type of tumor are of primary importance when considering breast cancer surgery options.
A triadic melody is a melody made up of triads. Triads are chordsconsisting of three tones. The triad consists of the root tone, amajor or minor.
Chord: three or more note sounded simultaneously. Chromatic: in tonal music, notes that do not belong to the key in which a piece is written. the chromatic scale includes all twelve notes in the octave. Classicism: a period in music that extended from the middle of the 18th century to the first decade of the 19th.