gas burner vs gas jet

gas burner and gas jet both are nouns.

Word	Noun	Adjective	Verb	Adverb
gas burner	Yes	No	No	No
gas jet	Yes	No	No	No

As nouns, gas burner and gas jet are synonyms defined as:

gas burner and gas jet: burner such that combustible gas issues from a nozzle to form a steady flame

gas burner (noun)	gas jet (noun)
burner such that combustible gas issues from a nozzle to form a steady flame	burner such that combustible gas issues from a nozzle to form a steady flame