Webster's Online Dictionary
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"ARACHNOIDEA" is a common misspelling or typo for: arachnid, arachnidan.

Date "ARACHNOIDEA" was first used in popular English literature: sometime before 1914. (references)

Etymology:Arachnoidea \Ar`ach*noid"e*a\, plural noun. [New Latin]. (references)


Topics by Level of Interest: ARACHNOIDEA

Topics sorted by level of InterestLevel (1=low, 600=high)   Topics sorted AlphabeticallyLevel (1=low, 600=high)
Athelia arachnoidea5   Athelia arachnoidea5
Tapura arachnoidea4   Tapura arachnoidea4

Source: the editor, created by/for EVE to gauge likely levels of human interest in linguistically triggered topics (compiled across various sources, such as Wikipedia and specialty expression glosses).