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Dominant
The word
dominant
has several possible meanings:
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
semitones
or 700
cents
above the tonic. The dominant of a
church mode
was the tenor or
reciting tone
of psalm tones.
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
BDSM
,
Dominant
is a more precise term for a
top
in BDSM - see
dominant (BDSM)
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