Standard Lemma guide

propylthiouracil

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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  • Received-Pronunciation: /ˌpɹəʊ.pʌɪl.θʌɪ.əʊˈjʊə.ɹə.sɪl/
  • Received-Pronunciation: /ˌpɹəʊ.pɪl.θʌɪ.əʊˈjʊə.ɹə.sɪl/
  • General-American: /ˌpɹoʊ.pəlˌθaɪ.oʊˈjʊɹ.əˌsɪl/

1

noun

Meaning 1

A thioamide drug, used to treat hyperthyroidism by decreasing the amount of thyroid hormone produced by the thyroid gland, which is associated with a risk of agranulocytosis.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Topics: endocrinology, medicine, pharmacology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a crystalline compound used as an antithyroid drug in the treatment of goiter

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: organic compound

History

Etymology

From propyl + -thiouracil (“uracil derivative”).