plural noun

: a large suborder of Diptera that usually includes the Nematocera and many of the Brachycera but is sometimes restricted to the more primitive families of Brachycera and that is distinguished by a pupal case opening by a T-shaped cleft behind the head or by a transverse slit between the seventh and eighth abdominal segments

Word History


New Latin, from orth- + -rrhapha (from Greek rhaphē seam, from rhaptein to sew together)

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Dictionary Entries Near Orthorrhapha

Cite this Entry

“Orthorrhapha.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Orthorrhapha. Accessed 22 Sep. 2023.

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