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.
Conjunct, disjunct, triadic, scalic, arpeggio: These are all different kinds of melodic note patterns. Conjunct means that the notes in the melody move mainly by step: in other words they are mostly next to each other in pitch. A disjunct melody moves mainly by leaps â wide intervals between the notes. A triadic melody begins by using notes that belong to a triad â three note chord, which is usually the tonic chord which helps us work out what key we are in. A scalic melody is made up of notes that follow the order of a particular scale.