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
A class of condensation reaction involving reaction of a carbonyl group with a methylene group to form an alkene with the loss of the elements of water (>C=O + CH2< -> >C=C<)
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
The severe compaction of chromosomes
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: biology, genetics, medicine, natural-sciences, sciences
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
History
From hyper- + condensation.
