viroidWiktionary 原文英美构词拆解virvirus词干oid-oid后缀-oidResembling; having the likeness of (usually including the concept of not being the same despite the likeness, but counterexamples exist). · (less commonly) Of, pertaining to, or related to.词源说明From virus + -oid.释义名词noun1Any of many short sections of RNA, but without the protein coat typical of viruses (the capsid), that are plant pathogens.2Any of certain defective viruses, such as hepatitis D, a human pathogen.同族词派生词 1viroidal