Was heißt »Elternteil« auf Englisch?

Das Substantiv Elternteil lässt sich wie folgt von Deutsch auf Englisch übersetzen:

Deutsch/Englische Beispielübersetzungen

Kindern geht es in Haushalten mit zwei Elternteilen, gleichgeschlechtliche eingeschlossen, im Durchschnitt besser als in solchen mit nur einem Elternteil.: Children fare better on average in two-parent homes, including with gay parents, than in one-parent homes.
Welchem Elternteil sieht das Kind ähnlich?: Which parent does the child resemble?
Tom sollte sich nicht ohne einen Elternteil hier herumtreiben.: Tom shouldn't be here without one of his parents.
Ich kenne keinen von Toms Elternteilen.: I don't know either of Tom's parents.
Beide Elternteile von Tom sind tot.: Tom's parents are both dead.
Weil sein Vater im Krieg umgekommen war, wuchs er in einer Familie mit nur einem Elternteil auf.: His father died in the war, so he grew up in a single-parent family.

There is no satisfactory answer a parent can give to this.
He will never live up to his parent's expectations.
I got it through my head that my parent's strict rules were for my own benefit.
Sooner or later, every parent has to have a talk with their children about the birds and the bees.
Instilling the love of reading in one's child is the best gift any parent can give.
Do we have a good Japanese parent who can adopt a few sentences on Tatoeba?
What kind of a parent would leave their child unattended in the car outside the pub while they're inside drinking?
What would you call your non-binary parent?
The parent of a parent is a grandparent.
Tom went to the parent-teacher meeting.
Being a parent is harder than I expected.
Tom went to a parent-teacher meeting.
Tom went to a parent-teacher conference.
Tom is a single parent.
Huffman is the first parent sentenced among 51 people charged in the scandal, in which wealthy parents paid bribes to ensure their children were accepted into prominent U.S. universities.
Her father wasn’t her only musically-inclined parent.