adj · 4 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
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
/ˌiːkəˈlɒd͡ʒɪkl̩/
Southern-England:Recorded audio is listed in the source snapshot.
CMU ARPABET:IY0 K AH0 L AA1 JH IH0 K AH0 L
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
CMU ARPABET 2:EH0 K AH0 L AA1 JH IH0 K AH0 L
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
adj
Meaning 1
Relating to ecology, the interrelationships of organisms and their environment.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
adj
Meaning 2
Not harmful to the environment.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: ecologically friendly, environmentally friendly, environment-friendly, eco-friendly, ecological, green
Antonyms: none provided
3
adjective
Meaning 3
of or relating to the science of ecology
Definition source: Princeton WordNet 3.0
Examples
ecological research
Meaning relationships
Synonyms: ecologic, bionomical, bionomic
Antonyms: none provided
4
adjective
Meaning 4
characterized by the interdependence of living organisms in an environment
Definition source: Princeton WordNet 3.0
Examples
an ecological disaster
Meaning relationships
Synonyms: ecologic
Antonyms: none provided
History
Etymology
Etymology tree English ecology Proto-Indo-European *-ikos Proto-Italic *-ikos Latin -icuslbor. Old French -iquebor. Middle English -ic Proto-Indo-European *h2el-der.? Proto-Italic *-ālis Latin -ālisbor. Old French -albor. ▲ Latin -ālis Old French -elbor. ▲ Latin -ālisbor. Middle English -al Middle English -ical English -ical English ecological From ecology + -ical.
Across languages
Translations
54 source translations are retained for this English entry.
Albanian:
ekologjik
— relating to ecology
Arabic:
بِيئِيّ
(bīʔiyy)
— relating to ecology
Arabic:
إِيكُولُوجِيّ
(ʔīkūlūjiyy)
— relating to ecology
Armenian:
էկոլոգիական
(ēkologiakan)
— relating to ecology
Asturian:
ecolóxicu
— relating to ecology
Belarusian:
экалагі́чны
(ekalahíčny)
— relating to ecology
Bulgarian:
екологи́чен
(ekologíčen)
— relating to ecology
Catalan:
ecològic
— relating to ecology
Chinese Mandarin:
生態的 /生态的
(shēngtài de)
— relating to ecology
Chinese Mandarin:
生態學的 /生态学的
(shēngtàixué de)
— relating to ecology
Czech:
ekologický
— relating to ecology
Danish:
økologisk
— relating to ecology
Dutch:
ecologisch
— relating to ecology
Esperanto:
ekologia
— relating to ecology
Estonian:
ökoloogiline
— relating to ecology
Finnish:
ekologinen
— relating to ecology
French:
écologique
— relating to ecology
Galician:
ecolóxico
— relating to ecology
Georgian:
ეკოლოგიური
(eḳologiuri)
— relating to ecology
German:
ökologisch
— relating to ecology
Greek:
οικολογικός
(oikologikós)
— relating to ecology
Hebrew:
אֶקוֹלוֹגִי
(ekológi)
— relating to ecology
Hindi:
पारिस्थितिक
(pāristhitik)
— relating to ecology
Hindi:
पारिस्थितिकीय
(pāristhitikīya)
— relating to ecology
Hungarian:
ökológiai
— relating to ecology
Indonesian:
ekologis
— relating to ecology
Irish:
éiceolaíoch
— relating to ecology
Italian:
ecologico
— relating to ecology
Kazakh:
экологиялық
(ékologiälyq)
— relating to ecology
Latvian:
ekoloģisks
— relating to ecology
Lithuanian:
ekologinis
— relating to ecology
Macedonian:
еколошки
(ekološki)
— relating to ecology
Maltese:
ekoloġiku
— relating to ecology
Māori:
hauropi
— relating to ecology
Norman:
écologique
— relating to ecology
Norwegian Bokmål:
økologisk
— relating to ecology
Norwegian Nynorsk:
økologisk
— relating to ecology
Occitan:
ecologic
— relating to ecology
Persian:
بومشناختی
(bum-šenâxti)
— relating to ecology
Polish:
ekologiczny
— relating to ecology
Portuguese:
ecológico
— relating to ecology
Romanian:
ecologic
— relating to ecology
Russian:
экологи́ческий
(ekologíčeskij)
— relating to ecology
Scottish Gaelic:
eag-eòlach
— relating to ecology
Serbo-Croatian:
еко̀лошкӣ
— relating to ecology
Serbo-Croatian:
ekòloškī
— relating to ecology
Slovak:
ekologický
— relating to ecology
Slovene:
ekološki
— relating to ecology
Spanish:
ecológico
— relating to ecology
Swedish:
ekologisk
— relating to ecology
Tajik:
экологӣ
(ekologi)
— relating to ecology
Turkish:
ekolojik
— relating to ecology
Ukrainian:
екологі́чний
(ekolohíčnyj)
— relating to ecology
