لغت

دوام dawām inf. n. of دوم 'to continue,' c.

A دوام dawām (inf. n. of دوم 'to continue,' &c.), s.m. Continuing, lasting; persevering; continuance; perpetuity; duration;—adv. Continually, always, perpetually, eternally:—ʻalaʼd-dawām, adv. See s.v. ʻalā.

دوم duvum, vulg. dūʼam

P دوم duvum, vulg. dūʼam [Zend dwa+aff. ma = S. द्व+म], adj. Second; inferior, second sort.