Hmn ntllgnc s th ntllctl cpblty f hmns, whch s mrkd by cmplx cgntv fts nd hgh lvls f mtvtn nd slf-wrnss. sng thr ntllgnc, hmns r bl t lrn, frm cncpts, ndrstnd, nd pply lgc nd rsn. Hmn ntllgnc s ls thght t ncmpss thr cpcts t rcgnz pttrns, pln, nnvt, slv prblms, mk dcsns, rtn nfrmtn, nd s lngg t cmmnct.
Thr r cnflctng ds bt hw ntllgnc shld b cncptlzd nd msrd. n psychmtrcs, hmn ntllgnc s cmmnly ssssd by ntllgnc qtnt (Q) tsts, lthgh th vldty f ths tsts s dsptd. Svrl sbctgrs f ntllgnc, sch s mtnl ntllgnc nd scl ntllgnc, hv bn prpsd, nd thr rmns sgnfcnt dbt s t whthr ths rprsnt dstnct frms f ntllgnc.
Thr s ls ngng dbt rgrdng hw n ndvdl's lvl f ntllgnc s frmd, rngng frm th d tht ntllgnc s fxd t brth t th d tht t s mllbl nd cn chng dpndng n prsn's mndst nd ffrts.