tetracaine
US/ˈtɛ.tɹəˌkeɪn/
tetracaine noun: a crystalline basic ester C₁₅H₂₄N₂O₂ that is closely related chemically to procaine and is used chiefly in the form of its hydrochloride as a local anesthetic.

Noun
tetracaine (countable and uncountable, plural tetracaines)
- A crystalline basic ester C₁₅H₂₄N₂O₂ that is closely related chemically to procaine and is used chiefly in the form of its hydrochloride as a local anesthetic.
- Synonyms:
- amethocaine, pontocaine
Synonyms of tetracaine
Forms of tetracaine
| plural | tetracaines |
|---|
Origin of tetracaine
From tetra- + -caine (“local anesthetic”).
Words formed from tetracaine
- hydroxytetracaine
- tetracaine hydrochloride
Questions about tetracaine
- What does tetracaine mean?
- Tetracaine means a crystalline basic ester C₁₅H₂₄N₂O₂ that is closely related chemically to procaine and is used chiefly in the form of its hydrochloride as a local anesthetic.
- What part of speech is tetracaine?
- Tetracaine is a noun.
- How do you pronounce tetracaine?
- Tetracaine is pronounced /ˈtɛ.tɹəˌkeɪn/ (US).
- What is the plural of tetracaine?
- The plural of tetracaine is tetracaines.
Words near tetracaine in the dictionary
Source and license
Adapted from Wiktionary: tetracaine (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
Last updated:
Cite this entry: “tetracaine.” Word.ws, https://word.ws/tetracaine. Based on Wiktionary, CC BY-SA 4.0.
