Definitions

1. noun

a small molecule that consists of two atoms of a chemical element, or a molecule composed of two atoms of different elements

“The chemist studied the properties of a carbon dimer in the lab.”

2. noun

a small group of people, especially two, who go out together, typically for a meal or a social occasion

“The dimer at the restaurant were laughing and having a great time.”

3. noun

a small, usually two-part, protein molecule

“The researcher isolated a dimer protein from the sample.”

4. noun

a type of small, two-part crystal

“The geologist discovered a dimer crystal formation in the cave.”