# nucleotide

> English word · Noun · IPA /ˈn(j)u(ː)kliəˌtaɪd/ · frequency rank #29,016

## Definitions
1. The monomer constituting DNA or RNA biopolymer molecules. Each nucleotide consists of a nitrogenous heterocyclic base (or nucleobase), which can be either a double-ringed purine or a single-ringed pyrimidine; a five-carbon pentose sugar (deoxyribose in DNA or ribose in RNA); and a phosphate group.

## Etymology
From nucleo- (“relating to the nucleus”) + -ide (“chemical suffix”).

## Common misspellings (14)
`nculeotide`, `nnucleotide`, `nuccleotide`, `nucelotide`, `nucleoitde`, `nucleotdie`, `nucleotidde`, `nucleotied`, `nucleottide`, `nucletoide`, `nuclleotide`, `nucloetide`, `nulceotide`, `uncleotide`

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/nucleotide