Definition of Micraster

1. n. A genus of sea urchins, similar to Spatangus, abounding in the chalk formation; -- from the starlike disposal of the ambulacral furrows.



Definition of Micraster

1. Noun. (paleontology) Any of the extinct genus ''Micraster'' of infaunal echinoids. ¹

¹ Source: wiktionary.com

Medical Definition of Micraster

1. A genus of sea urchins, similar to Spatangus, abounding in the chalk formation; from the starlike disposal of the ambulacral furrows. Origin: NL, fr. Gr. Small + star. Source: Websters Dictionary (01 Mar 1998)

Micraster Pictures

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Lexicographical Neighbors of Micraster

mickleness
mickler
mickles
micklest
micks
micky
micmacs
mico
miconazole
miconazole nitrate
micos
micra
micracoustic
micraner
micraners
micraster (current term)
micrasters
micrencephalia
micrencephalous
micrencephaly
micrergate
micrergates
micrified
micrifies
micrify
micrifying
micrite
micrites
micritic
micro

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