GUARDIAN AD LITEM By N., Pam M.S. - May 11, 2013 Person appointed by the court to represent in a lawsuit someone who is unable either by age or by mental or physical disability. The person's status is temporary and is dissolved upon resolution. GUARDIAN AD LITEM: "Joe was appointed the guardian ad litem for his brother." Related Psychology Terms GUARDIAN O'CONNOR V DONALDSON BARTLEY V KREMENS BARTLEY V KREMENS THOMAS S CLASS ACTION FUNCTIONAL STATUS SPECIAL NEEDS BIOLOGICAL STRESS STATUS SYMBOL PAROLE Cite this page: N., Pam M.S., "GUARDIAN AD LITEM," in PsychologyDictionary.org, May 11, 2013, https://psychologydictionary.org/guardian-ad-litem/ (accessed June 19, 2021).