adjective in·ses·so·ri·al \¦inˌse¦sōrēəl\

Definition of insessorial

  1. 1 [Latin insessus (past participle) + English -orial, as in raptorial] :  perching or adapted for perching insessorial feet

  2. 2 [New Latin Insessores + English -ial] :  of or relating to the order Insessores

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a trip made at another's expense

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