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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UK:/ˈhɛt(ə)ɹə(ʊ)tɹəʊf/
UK:/hɛt(ə)ɹə(ʊ)ˈtɹɒf/
US:/ˈhɛtəɹəˌtɹoʊf/
US:/-ˌtɹɒf/
1
noun
Meaning 1
An organism which requires an external supply of energy and nutrients under the form of food containing organic carbon as it cannot synthesize its own.
Definition source: English Wiktionary via Wiktextract
Topics: biology, ecology, natural-sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
an organism that depends on complex organic substances for nutrition
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: organism, being
History
Etymology
Etymology tree Proto-Indo-European *sem- Proto-Indo-European *sḿ̥teros Proto-Hellenic *hə́teros Ancient Greek ἕτερος (héteros)lbor. English hetero- English -troph English heterotroph From hetero- (“other”) + -troph (“nutrition”).
Across languages
Translations
19 source translations are retained for this English entry.
Chinese Mandarin:
異營生物 /异营生物
(yìyíng shēngwù)
— organism
Chinese Mandarin:
異養生物 /异养生物
(yìyǎng shēngwù)
— organism