Wiktionary英语词典

收录 1,329,381 个英语单词,来自Wiktionary的英文释义、IPA发音、词源、词形变化和词汇关系数据

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O开头单词 (共36,133个)
oxononenals
plural of oxononenal
oxonorbornene
Alternative form of oxanorbornene.
oxonorbornenes
plural of oxonorbornene
oxons
plural of oxon
oxopantoate
A chemical derivative of pantoate where an oxygen is doubly bonded to form a ketone.
oxopantoates
plural of oxopantoate
oxopentanal
Any ketoaldehyde derived from pentanal
oxopentanals
plural of oxopentanal
oxopentanoate
Any derivative of a pentanoate in which a methylene group is replaced by a carbonyl group; a salt or...
oxopentanoates
plural of oxopentanoate
oxopentanoic acid
a ketocarboxylic acid formally derived from pentanoic acid by replacing a methylene group with a car...
oxopentanoic acids
plural of oxopentanoic acid
oxophenarsine
An organoarsenic compound used as an antisyphilitic.
oxophilic
Exhibiting oxophilicity
oxophilicities
plural of oxophilicity
oxophilicity
A tendency to form oxides, typically by abstraction of oxygen from organic compounds.
oxophytodienoate
Any salt or ester of oxophytodienoic acid; they are jasmonate phytohormones.
oxopiperazine
A heterocyclic ketone formed by replacing a methylene group of piperazine with a carbonyl group
oxopnictide
Alternative form of oxypnictide.