Dominant

In Music Theory , the Dominant or dominant note (second most important) of a key is that which is a Perfect Fifth above the Tonic ; in Just Intonation the note whose pitch is 1.5 times the frequency of the tonic note's pitch and in twelve tone Equal Temperament is 7 Semitone s or 700 Cents above the tonic. This pitch can also be called the third harmonic of the Harmonic Series . The dominant of a Church Mode was the tenor or Reciting Tone of psalm tones. The dominant is also the Diatonic Function of the dominant note and chord.

In biology and in populations, a group, pair or, or individual can be the dominant animal in a group. Dominant animals take a higher position in a " Pecking Order ", and may be the only animals allowed to breed within a group.

In Genetics , a Dominant Gene is one that is expressed when Heterozygous with a Recessive allele of the gene. It is a feature of diseases that inherit in an Autosomal Dominant fashion.

In Decision Theory , one estimator Dominates another if it always achieves lower risk.

In BDSM , Dominant is a more precise term for a Top in BDSM - see Dominant (BDSM)

Sometimes used as a slang phrase to describe something that is "cool." Such as the sentence: "You don't even know, man, that movie is dominant."

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