Tenor

noun
1.
the course of thought or meaning that runs through something written or spoken; purport; drift.
2.
continuous course, progress, or movement.
3.
Rhetoric. the subject of a metaphor, as “she” in “She is a rose.”.
Compare vehicle (def 8).
4.
Music.

the adult male voice intermediate between the bass and the alto or countertenor.
a part sung by or written for such a voice, especially the next to the lowest part in four-part harmony.
a singer with such a voice.
an instrument corresponding in compass to this voice, especially the viola.
the lowest-toned bell of a peal.

5.
quality, character, or condition.
adjective
6.
Music. of, relating to, or having the compass of a tenor.
noun
1.
(music)

the male voice intermediate between alto and baritone, having a range approximately from the B a ninth below middle C to the G a fifth above it
a singer with such a voice
a saxophone, horn, recorder, etc, intermediate in compass and size between the alto and baritone or bass
(as modifier): a tenor sax

2.
general drift of thought; purpose: to follow the tenor of an argument
3.

(in early polyphonic music) the part singing the melody or the cantus firmus
(in four-part harmony) the second lowest part lying directly above the bass

4.
(bell-ringing)

the heaviest and lowest-pitched bell in a ring
(as modifier): a tenor bell

5.
a settled course of progress
6.
(archaic) general tendency
7.
(finance) the time required for a bill of exchange or promissory note to become due for payment
8.
(law)

the exact words of a deed, etc, as distinct from their effect
an exact copy or transcript

tenor definition

The highest range of the male singing voice. (Compare baritone and bass.)