Hi. I am an only child. You?
I'm not the only child. I had a brother. he passed away but i think i'm still not considered to be the only child
Oh. I'm so sorry to hear that. There are times I wish I had had a brother or sister.
It was fun growing up together. I wish he was alive. The term only child is generally applied only to those individuals who have never had siblings
So sorry for your loss. Being an only child has it's perks as well. Especially around the holidays.
Only child
An only child is a person with no siblings, either biological or adopted. 
Children who have half-siblings or step-siblings, either living at the same house or a different house - especially those who were born considerably later - may have a similar family environment to only children, as may children who have much younger siblings from both of the same parents (generally ten or more years).
Overview.
Throughout history, only children were relatively uncommon. From around the middle of the
he was supposed to be there." The case of mistaken identity would continue throughout the night, where Satterfield would frequently have to tell the confused onlookers, "I'm sorry, I'm sorry, I think the person you want to talk to is over there," only to overhear people later refer to him as "Chris Reeve's little brother." But Satterfield did meet the heroic actor a few times, and the two would joke about their eerie physical similarities. "It was almost like when we would