noun · 2 senses · updated from the 2026-07-25 local source snapshot
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.
Sound
Pronunciation
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Received-Pronunciation:/ˈflaɪ æʃ/
General-American:/ˈflaɪ ˌæʃ/
General-American:Recorded audio is listed in the source snapshot.
1
noun
Meaning 1
A residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases; when generated industrially it is usually captured and can be recycled for use in construction materials.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: flue ash
Antonyms: none provided
Broader terms: ash
2
noun
Meaning 2
fine solid particles of ash that are carried into the air when fuel is combusted
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: ash
History
Etymology
From fly (“(obsolete) act of flying”, noun) + ash.
Across languages
Translations
31 source translations are retained for this English entry.
Afrikaans:
vliegas
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Arabic:
رماد متطاير
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Catalan:
cendra volant
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Chinese Mandarin:
飛灰 /飞灰
(fēihuī)
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Danish:
flyveaske
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Dutch:
vliegas
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Esperanto:
flugcindro
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Estonian:
lendtukh
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Finnish:
lentotuhka
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
French:
cendre volante
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
German:
Flugasche
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Hebrew:
אפר פחם
(éfer pekhám)
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Hindi:
उड़न राख
(uṛan rākh)
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Indonesian:
abu terbang
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Italian:
cenere volante
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Japanese:
フライアッシュ
(furaiasshu)
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Khmer:
ផ្លាយ អាស់
(phlaay ʼah)
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Marathi:
फ्लाय ॲश
(phlāy ĕś)
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Norwegian Bokmål:
flygeaske
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Persian:
خاکستر بادی
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Polish:
popiół lotny
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Portuguese:
cinzas volantes
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Russian:
лету́чая зола́
(letúčaja zolá)
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Russian:
зола́-уноса
(zolá-unosa)
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Spanish:
cenizas volantes
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Swedish:
flygaska
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Tamil:
எரி சாம்பல்
(eri cāmpal)
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Thai:
เถ้าลอย
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Turkish:
uçucu kül
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Ukrainian:
зола́ ви́носу
(zolá výnosu)
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases
Vietnamese:
tro bay
— residue generated in the combustion of powdered coal or other materials, comprising the fine particles that rise with the flue gases