THECA
\θˈɛkə], \θˈɛkə], \θ_ˈɛ_k_ə]\
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The chitinous cup which protects the hydranths of certain hydroids.
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The more or less cuplike calicle of a coral.
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The wall forming a calicle of a coral.
By Oddity Software
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The chitinous cup which protects the hydranths of certain hydroids.
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The more or less cuplike calicle of a coral.
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The wall forming a calicle of a coral.
By Noah Webster.
Word of the day
international pitch
- the pitch used to tune instruments for concert performances; usually assigns 440 Hz A above middle C