יָחִיד yâchîyd (H3173)

properly, united, i.e. sole; by implication, beloved; also lonely; (feminine) the life (as not to be replaced)

adj 1) only, only one, solitary, one 1a) only, unique, one 1b) solitary 1c)(TWOT) only begotten son subst 2) one

from יָחַד (H3161);