Existing at, or dating from, birth; pertaining to one from birth; born with one; connate; constitutional; natural; as, a congenital deformity. See Connate.
- Of or relating to a condition that is present at birth, as a result of either heredity or environmental influences: a congenital heart defect; congenital syphilis.
- Being or having an essential characteristic as if by nature; inherent or inveterate: "the congenital American optimism that denies conflicts and imagines all stories having happy endings” ( Robert J. Samuelson). See Synonyms at innate.