Yahoo Style Canada: The 45 most incredible figure skating costumes through the years, from 1946 to 2026
The 45 most incredible figure skating costumes through the years, from 1946 to 2026
The Hour: CT fashion designer crafts figure skating costumes for Olympians and world champions
STAMFORD — As someone who lived in Russia, Stamford resident Natasha Bolshakova said figure skating costumes were an escape from “no-good fabric” and “no clothes.” “The athletes were from another ...
CT fashion designer crafts figure skating costumes for Olympians and world champions
"Adult children" comes from "adult children of alcoholics", but now has broader reference to adults who were abused emotionally, physically or sexually in childhood.
Merriam-Webster has an entry for half-orphan, meaning someone with only one living parent. They say specifically a child, which would match the usual usage of "orphan" (as mentioned in the question), but it might be used of an adult sometimes, either jocularly or by extension. This doesn't distinguish which parent is dead, but could be combined with a further explanation if it matters.
The best way to do it, I think, would be to forgo the hyphens completely and go with: I am a psychologist who works with children and adults. Anything else is awkward, ambiguous, or both. If it's necessary to emphasize that this individual works with children and adults (i.e., this isn't just introductory information), you could add in a 'both': I am a psychologist who works with both children ...