Header and Trimer

Header noun - A word or series of words often in larger letters placed at the beginning of a passage or at the top of a page in order to introduce or categorize.

Trimer and header are semantically related. In some cases you can replace term "Trimer" with "Header", this nouns are similar.

Nearby Word: heading

Trimer noun - A polymer (or a molecule of a polymer) consisting of three identical monomers.

Header and trimer are semantically related. You can use "Header" instead a noun "Trimer".