Standard Lemma guide

methylguanosine

noun · 1 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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1

noun

Meaning 1

A methyl derivative of guanosine that is added to the "front" end of a eukaryotic messenger RNA shortly after the start of transcription.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: biochemistry, biology, chemistry, microbiology, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Etymology tree German Methylbor. English methyl English methyl- English guanosine English methylguanosine From methyl- + guanosine.

Across languages

Translations

2 source translations are retained for this English entry.

  • Finnish: metyyliguanosiini — methyl derivative of guanosine
  • French: méthylguanosine — methyl derivative of guanosine