Baryon and Hadron

Baryon noun - Any of the elementary particles having a mass equal to or greater than that of a proton and that participate in strong interactions; a hadron with a baryon number of +1.

Hadron and baryon are semantically related. In some cases you can use "Hadron" instead a noun "Baryon".

Hadron noun - Any elementary particle that interacts strongly with other particles.

Baryon and hadron are semantically related. Sometimes you can replace term "Baryon" with "Hadron", this nouns are similar.