Definition of: mode

(mōd) noun
1. Manner of being, doing, etc.; way; method.
2. Prevailing style; common fashion.
3. Gram. Mood.
4. Music A method of dividing an octave by placing the steps and half-steps of which it is composed in certain arbitrary relations. In the major mode, tones are arranged as given in the major scale; in the minor mode, as in the minor scale.
5. Psychol. A faculty or phenomenon of mind considered as a state of consciousness.
6. Philos. The manner of a thing's existence so far as it is not essential.
7. Logic a The style of the connection between the antecedent and the consequent of a proposition, b The arrangement of the propositions of a syllogism according to their quantity and quality.
8. Stat. That value, magnitude, or score which occurs the greatest number of times in a given series of observations: also called norm.
9. Geol. The actual mineral composition of a rock, expressed in percentages by weight: distinguished from norm.
10. A light bluish-gray color.
11. Physics One of a set of forms of motion of a dynamic system, having the properties that the variation with time is either harmonic or exponential and that any form of motion of the system can be represented as a superposition of members of the set. See synonyms under MANNER, SYSTEM. [<L modus measure, manner]