noun plural suffix -oi·dea \ˈȯidēə\
variants: or


\-də\ or



Definition of -oidea

  1. :  animals characterized by or of the nature of —in names of higher taxa in zoology Echinoidea Hydroida Ganoidei

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Origin and Etymology of -oidea

-oidea, New Latin, from Latin -oïdes -oid + -ea, neuter plural of -eus -eous; -oida, New Latin, from Latin -oïdes; -oidei, New Latin, from Latin -oïdes + -ei, masculine plural of -eus -eous

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capable of being understood in two ways

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