Precedence may refer to: *

Message precedence Message precedence is an indicator attached to a message indicating its level of urgency, and used in the exchange of radiograms in radiotelegraph and radiotelephony procedures. Email header fields can also provide a precedence flag. Early teleg ...

of military communications traffic *

Order of precedence An order of precedence is a sequential hierarchy of importance applied to individuals, groups, or organizations. For individuals, it is most often used for diplomats in attendance at very formal occasions. It can also be used in the context of ...

, the ceremonial hierarchy within a nation or state *

Precedence (mathematics) In mathematics and computer programming, the order of operations is a collection of rules that reflect conventions about which operations to perform first in order to evaluate a given mathematical expression. These rules are formalized with a ...

for defining the order of operations in a computation *

Precedence Entertainment Precedence Entertainment was a publisher of collectible card games and role-playing games. Games produced include the ''Tomb Raider Collectible Card Game'' which was nominated for an Origins Award in 1999, the ''Babylon 5 Collectible Card Game'', ...

, a defunct American game publisher *

Precedence (solitaire) Precedence is a patience or card solitaire game which uses two packs of playing cards. It is a building game where the playing does not have to worry about a tableau or playing area. Names Precedence goes by various other names including Order o ...

, a solitaire card game which uses two decks of playing cards * Precedence, a brand of

SPECT Single-photon emission computed tomography (SPECT, or less commonly, SPET) is a nuclear medicine tomographic imaging technique using gamma rays. It is very similar to conventional nuclear medicine planar imaging using a gamma camera (that is, ...

/CT scanner manufactured by Philips

See also