ORGANA
- ORGANON, a system of rules for scientific investigation, also ORGANUM [n]
- ORGANON, a system of rules for scientific investigation [n] / ORGANUM, organon (a system of rules for scientific investigation) [n]
- system of rules or principles of demonstration or investigation
- a. the doubling, or simultaneous singing, of a melody at an interval of either a fourth, a fifth, or an octave b. the second part in such singing
- instrument of thought or knowledge
- organon