a. and sb. Obs. rare. [a. Fr. alliant, OFr. aliant, pr. pple. of allier to ALLY.]
A. adj. In alliance, in league; related, akin.
1551. Robinson, trans. Mores Utop. (1869), 118. This kynde of learninge is sumwhat allyaunte to them.
B. sb. One in league; an ally.
1620. Reliq. Wotton. (1672), 532. Princes, Catholick Estates and Alliants, have excluded from this present Treaty the Kingdom of Bohemia.
1656. Blount, Glossogr., Alliant or Ally, one that is in league, or of kindred with another.