Multitran dictionary

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  constraint [kən'streɪnt] n
comp., MS ຄ່າຄົງທີ່ (A limitation or a restriction)
 English thesaurus
  constraint [kən'streɪnt] n
mil., abbr. constr
mil., logist. Imposed instruction or objective data of any kind, and hampering the freedom of action of the commander, and inducing the measures to be taken. (FRA)
USA In the context of joint operation planning, a requirement placed on the command by a higher command that dictates an action, thus restricting freedom of action (JP 5-0) see also operational limitation, restraint