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:

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.

Education

One of two classifications of undergraduate degrees awarded in Great Britain, Republic of Ireland and Hong Kong.

Music:

In relation to music the intervals:

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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Second (disambiguation)

See also: Second (disambiguation), 2, Academic degree, Agent, Arcsecond, Augmented second, British undergraduate degree classification, Democracy, Dissonance