adambulacral

adjective
ad·​am·​bu·​la·​cral | \¦a-ˌdam-byə-¦lā-krəl, -ˈla-\

Definition of adambulacral 

(Entry 1 of 2)

: adjacent to the ambulacra

adambulacral

noun
ad·​am·​bu·​la·​cral | \¦a-ˌdam-byə-¦lā-krəl, -ˈla-\
plural -s

Definition of adambulacral (Entry 2 of 2)

: any of a series of ossicles lying along the ambulacral grooves of starfishes

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First Known Use of adambulacral

Adjective

1854, in the meaning defined above

Noun

1857, in the meaning defined above

History and Etymology for adambulacral

Adjective

ad- + New Latin ambulacrum + English -al

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The first known use of adambulacral was in 1854

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