single mother (a woman raising a child on her own)

To raise, to rear, to foster, to bring up.

child

(formal) Female third-person singular pronoun; she, her, girlfriend

(colloquial) a girlfriend (a female partner in a romantic relationship)

(literary) they (about women or girls)

(only in compounds) mother

a single / tennis singles (as opposed to doubles) / a single-breasted jacket / a single shot of an alcoholic beverage / a single-digit handicap in golf / a single bed; a hotel room with only one bed

Oedipus complex / the condition of being a momma's boy; being greatly influenced by one's mother

(computing) single-click