[ hahy-fuhngk-shuh-ning ]

  1. noting or relating to a person with a disability, chronic illness, or mental health issue who functions mentally or physically at a higher level than others with the same condition: a high-functioning child with autism; high-functioning alcoholism.

Origin of high-functioning

1915–20 for earlier sense “functioning at a high level”; current meaning was first recorded in 1985–90.

Words Nearby high-functioning

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use high-functioning in a sentence