Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “thyroxine”

thyroxine

noun [U] uk (also thyroxin)   /θaɪˈrɒk.sɪn/ us    /-ˈrɑːk-/ specialized
a hormone produced by the thyroid gland that controls metabolism (= chemical processes in the body) and is important for normal development in children
(Definition of thyroxine from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of thyroxine?
Add Cambridge dictionaries to your browser to your website

Definitions of “thyroxine” in other dictionaries

Translations of “thyroxine”

Word of the Day

first:

(a person or thing) coming before all others in order, time, amount, quality, or importance

Word of the Day

Countability – grammar codes

by Dom Glennon​​,
November 26, 2014
Advices and informations Have you ever noticed strange codes in square brackets on entries in Cambridge Dictionaries Online and wondered what they mean? These are grammar codes, giving you a brief summary of how that word behaves grammatically. More information can be obtained by hovering your cursor over the code, and there’s

Read More 

ped-text verb

November 24, 2014
to text someone while walking I’m ped-texting, I’m looking down at my phone, 75 percent of the time.

Read More