childless

adjective

child·less ˈchī(-ə)l(d)-ləs

: without children : not having a child or children

a childless couple

Some of the most active and happiest retirees I know are childless.—

David Rae

That's an outgrowth of the current program, which allowed states to expand to pregnant women, parents and childless adults with the administration's approval.—

Miami Times

Advisors usually distinguish between "childless" (no children today but perhaps tomorrow) and "childfree" (no children today or tomorrow)—

John Kador

When you're childless not by choice, Mother's Day can be a painful reminder of profound loss.—

Sian Prior

compare child-free

childlessness noun

Although society instructs us otherwise, parenthood or childlessness need not be the keystone of a woman's identity … —

Christine Pelton Hawkins

But neither is childlessness her clear preference: Things have simply worked out that way so far, and as she heads into her forties, she finds herself ruminating on the possibilities of it working out a little differently. —

Guy Lodge

Many of her fans recognized the mean-spirited nature of the tabloid response to her childlessness, and reached out on social media to support her. —

Jennifer Graham Kizer