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Pronunciation varies by accent · noun
(archaic, paleontology) Any of an extinct family of cryptogamous trees, especially of the genus Sigillaria, and similar species..
Use sigillarid when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Sigillarid means (archaic, paleontology) Any of an extinct family of cryptogamous trees, especially of the genus Sigillaria, and similar species..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Use sigillarid where its definition matches the intended context.
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