different between contaminated vs obnoxious

English

Verb

contaminated

1. simple past tense and past participle of contaminate

Adjective

contaminated (comparative more contaminated, superlative most contaminated)

1. adulterated; impure
2. made unfit for use by the introduction of unwholesome or undesirable elements.
   • 2004, Phil Croucher, JAR Professional Pilot Studies (page 12-6)

     A "contaminated" runway has over 25% of its surface area covered with standing water or slush (or loose snow) more than 3mm thick, or compressed snow and ice anywhere along the takeoff run or accelerate-stop surface.

Translations

Usage notes

• Nouns to which "contaminated" is often applied: food, meat, fish, milk, water, groundwater, land, soil, sediment, site, property, air, product, material.

English

Alternative forms

• obnoctious (obsolete)

Etymology

From Latin obnoxi?sus (“hurtful, injurious, dangerous”), from obnoxius (“punishable; liable to danger”), from ob (“against; facing”) + noxia (“hurt, injury, damage”).

Pronunciation

• (Received Pronunciation) IPA^(key): /?b?n?k??s/
• (General American) IPA^(key): /?b?n?k??s/

Adjective

obnoxious (comparative more obnoxious, superlative most obnoxious)

1. Extremely unpleasant or offensive; very annoying, odious or contemptible.

2. (archaic) Exposing to harm or injury.
   • 1661, Robert Boyle, The Sceptical Chymist, page 26,

     To begin then with his Experiment of the burning Wood, it seems to me to be obnoxious to not a few considerable Exceptions.

Synonyms

• annoying    [WS]
• unpleasant    [WS]

Related terms

Translations

Further reading

• Douglas Harper (2001–2021) , “obnoxious”, in Online Etymology Dictionary