Chlamydia vs. Gonorrhea — What's the Difference?

Chlamydia, or more specifically a chlamydia infection, is a sexually transmitted infection caused by the bacterium Chlamydia trachomatis. Most people who are infected have no symptoms.

Gonorrhea, colloquially known as the clap, is a sexually transmitted infection (STI) caused by the bacterium Neisseria gonorrhoeae. Infection may involve the genitals, mouth, or rectum.

Any of various gram-negative, coccoid bacteria of the genus Chlamydia, especially C. psittaci and C. trachomatis, that are pathogenic to humans and other animals, causing infections such as conjunctivitis in cattle and sheep and trachoma, urethritis, and pneumonia in humans.

A sexually transmitted disease caused by gonococcal bacteria that affects the mucous membrane chiefly of the genital and urinary tracts and is characterized by an acute purulent discharge and painful or difficult urination, though women often have no symptoms.

Any of several common, often asymptomatic, sexually transmitted diseases caused by the bacterium Chlamydia trachomatis.

(American spelling) A sexually transmitted infection caused by Neisseria gonorrhoeae, a species of bacteria (the gonococcus) that affects the mucous membrane of the genital and urinary tracts.

(uncountable) Any of several common, often asymptomatic, sexually transmitted diseases caused by the microorganism Chlamydia trachomatis.

A contagious inflammatory disease of the genitourinary tract, affecting especially the urethra and vagina, and characterized by a mucopurulent discharge, pain in urination, and chordee; clap.

(countable) Any of various coccoid microorganisms of the genus Chlamydia that are pathogenic to humans and other animals.

A common venereal disease caused by the bacterium Neisseria gonorrhoeae; symptoms are painful urination and pain around the urethra

A coccoid rickettsia which may infect birds and mammals; it causes infections of eyes and lungs and the genitourinary tract.

A sexually transmitted infection caused by bacteria of the genus Chlamydia

Coccoid rickettsia infesting birds and mammals; cause infections of eyes and lungs and genitourinary tract