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.
Sound
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.
No pronunciation record was provided for this word.
noun
A morbid, monstrous, or pathological growth or product; an abnormality in structure; a monstrosity.
Definition source: English Wiktionary via Wiktextract
Usage: uncountable
Topics: medicine, sciences
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
Racial deterioration through weak or ineffective sexual selection.
Definition source: English Wiktionary via Wiktextract
Usage: archaic, uncountable
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
inability to produce hybrids that are both viable and fertile
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
Broader terms: sterility, infertility
History
From caco- + -genesis.
