Subscriber login
Password
Forgot your password?
Library card login
Login with Shibboleth® »
Login with Athens »
Close menu
Oxford Dictionaries Online
The world's most trusted dictionaries
About
Subscriber services
What's new
Contact us
Help
Subscribe now
Already a subscriber or in a subscribing organization?
Login
Dictionary
Other language resources
US English
World English
Dictionary
Better writing
World of words
Puzzles and games
For children and schools
For learners of English
Email
Cite
parathion
(para|thion)
Pronunciation:
/ˌparəˈθʌɪən/
noun
[
mass noun
]
a highly toxic synthetic organophosphorus compound containing phosphorus and sulphur, used as an agricultural insecticide.
Origin:
1940s
: from
para-
1
(sense 2)
+
thio-
+
-on
More words in this category
aldrin
alkene
benzene ring
benzoquinone
chromous
compound
1
copal
di-
1
fluoride
formaldehyde
gossypol
hydrophobic
isethionic acid
kelp
linoleic acid
phenol
pyrolyse
sternutator
volatilize
Nearby Words
parastatal
parastate
parasternal
parastichy
parasuicide
parasympathetic
parasynthesis
parataxis
paratha
parathion
parathormone
parathyroid
paratrooper
paratroops
paratyphoid
paravane
paraventricular
parawing
paraxial