"Nuclides" Natural Recordings by Native Speakers
Nucleides refer to the various isotopes of an element that have the same atomic number but a different mass number due to a different number of neutrons in the atomic nucleus.
Relating to or involving nucleotides, which are the building blocks of nucleic acids such as DNA and RNA. A nucleotidic acid is a molecule composed of nucleotides.
Nucleotidyl refers to a group of nucleotides that are linked together through their phosphate groups. In chemistry, nucleotidyl is the suffix used to describe a molecule that consists of a nucleotide covalently attached to another nucleotide or a nucleotide-rich molecule, such as RNA or DNA.