Tango paid seat selection is only available when booking directly at aircanada.com/agents. All passengers including those booked on Tango fares can use web check-in and select their seat up to 12 hours before departure. Click here for more information on Air Canada s web check-in.ango paid seat selection is only available when booking directly at aircanada.com/agents. All passengers including those booked on Tango fares can use web check-in and select their seat up to 12 hours before departure. Click here for more information on Air Canada s web check-in.
Definitions for ReciprocalrÉªËsÉªp rÉ kÉl. reciprocal(noun) something (a term or expression or concept) that has a reciprocal relation to something else. risk is the reciprocal of safety. multiplicative inverse, reciprocal(noun)
(sÉªËmÉtrÉªk) adj. 1. (Logic) logic maths (of a relation) holding between a pair of arguments x and y when and only when it holds between y and x, as â¦ is a sibling of â¦ but not â¦ is a brother of â¦. Compare asymmetric5, antisymmetric, nonsymmetric.