Dictionary Definition:
ártha as, am m. n. [in RV. i-ix only n. [Page 90, Column 3]
• in RV. x six times n. and thrice m
• in later Sanskṛit only m.] aim, purpose (very often artham, arthena, arthāya, and arthe ifc. or with gen., for the sake of. on account of. in behalf of. for')
• cause, motive, reason Mn. ii, 213, &c
• advantage, use, utility (generally named with kāma and dharma, tri-varga
• used in wishing well to another, dat. or gen. Pāṇ. 2-3, 73)
• thing, object (said of the membrum virile ŚBr. xiv)
• object of the senses VarBṛS
• (hence) the number, five', Seiryas
• substance, wealth, property, opulence, money
• (hence in astron.) N. of the second mansion, the mansion of wealth (cf, dhana) VarBṛS
• personified as the son of Dharma arid Buddhi BhP
• affair, concern (Ved. often acc. ártham with √i, or gam, to go to one's business, take up one's work RV. &c.)
• (in law) lawsuit, action
• having to do with (instr.), wanting, needing anything (instr.), SBr, &c
• sense, meaning, notion (cf. artha-śabdau and arthāt s.v. below and vedatattvârtha-vid)
• manner, kind L., prohibition, prevention L
• price (for argha, q.v.) L
• (āt), abl. ind., s.v. below
• (e), loc. ind. with √1. kṛ (g. sakṣād-ādi, q.v.)