Second (disambiguation)
Second has a number of different meanings: Angle:
:Unit of Angle: The arcsecond or second of arc (symbol: ″)
:Unit of Angle: The second of right ascension (symbol: s)
Democracy:
:In relation to democratic procedure:
:*To second is to support a proposal.
Duelling and fighting:
:The second is the agent of the person who submits a challenge to someone who proposes a duel or the agent of the person responds to said challenge.
Music:
:In relation to music the intervalss:
:*Augmented second
:*Major second
:*Medium second
:*minor second
:*all being linear steps and vertical dissonances (with the possible exception of the medium second/minor third)
Numbers
:*Also medium second.
:The second item or entry is the number 2 entry, following first.
Rock Climbing:
:In relation to rock climbing:
:*The second is the climber who follows the lead climber.
Time:
:Unit of time: the second
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