noun · 2 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
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UK:/diˌɒksɪˈθaɪmɪdiːn/
1
noun
Meaning 1
thymidine
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
a nucleoside component of DNA; composed of thymine and deoxyribose
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: thymidine
Antonyms: none provided
Broader terms: nucleoside
History
Etymology
Etymology tree Proto-Indo-European *de Proto-Indo-European *-h1 Proto-Indo-European *déh1 Proto-Italic *dē Latin dē Latin dē-der. English de- Proto-Indo-European *h2eḱ-der.? Ancient Greek ὀξῠ́ς (oxŭ́s)bor. English oxy- English deoxy- English thymidine English deoxythymidine From deoxy- + thymidine.