datum. ( 1 plural: data) A measurement of something on a scale understood by both the recorder (a person or device) and the reader (another person or device). The scale is arbitrarily defined, such as from 1 to 10 by ones, 1 to 100 by 0.1, or simply true or false, on or off, yes, no, or maybe, etc.
Cameron Monaghan. Cameron Riley Monaghan (born August 16, 1993) is an American actor and model. Beginning with his professional career as a child model at the age of three, and child actor at the age of seven, Monaghan is best known for his role as Ian Gallagher on the Showtime comedy-drama (dramedy) series Shameless.
Hair colour. Ian Gallagher (born 11 May 1989) is the third oldest Gallagher sibling. He is the son of Monica Gallagher and Gary Bennett, but was brought up under Frank Gallagher's fatherhood like the rest of his siblings. His half-brothers are Lip, Carl, Liam and Sean Bennett, and his half-sisters are Fiona, Debbie and Stella.