Standard Lemma guide
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.
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noun
The gaseous unsaturated halogenated hydrocarbon, F2C=CF2, that is used as a monomer in the production of polytetrafluoroethylene
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: chemistry, natural-sciences, organic-chemistry, physical-sciences
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
a flammable gaseous fluorocarbon used in making plastics (polytetrafluoroethylene resins)
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
Broader terms: fluorocarbon
History
Etymology tree Proto-Indo-European *kwetwóres Proto-Hellenic *kwétwores Ancient Greek τέσσᾰρες (téssăres) Ancient Greek τετρᾰ- (tetră-)bor. English tetra- Proto-Indo-European *bhel-der. Proto-Indo-European *bhlewH-der. Proto-Indo-European *bhluH-yé-ti? Latin fluō Proto-Indo-European *-os Proto-Indo-European *-s Proto-Indo-European *-ōs Proto-Italic *-ōs Latin -or Latin fluor Ancient Greek -ο- (-o-)der. Latin -o-bor. English -o- English fluoro- Proto-Indo-European *h2eydh-der. Proto-Hellenic *áithō Ancient Greek αἴθω (aíthō) ▲ Ancient Greek ᾱ̓ήρ (āḗr)influ.? Ancient Greek αἰθήρ (aithḗr)der. Latin aethērbor. German Äther German Ether Proto-Indo-European *swel-der.? Ancient Greek ῡ̔́λη (hū́lē)der. German -yl German Ethylbor. English ethyl English eth- English -ylene English ethylene English tetrafluoroethylene From tetra- + fluoro- + ethylene.
Across languages
4 source translations are retained for this English entry.
