Noun: arculus
| Singular | arculus |
| Plural | arculi |
Sample Sentences
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Wing length (the length from the costal end of the vein separating the arculus from the discoidal cell to the tip of the wing) and wing area were calculated for each of the four wings on each individual. [2015, Christopher Hassall, Sean Brady, “Strong geographical variation in wing aspect ratio of a damselfly, Calopteryx maculata (Odonata: Zygoptera)”, in PeerJ, volume 3, →DOI:]
Nouns inflected like arculus
ophiopluteus,
faveolus,
saccus,
lampadarius,
scarus,
scapus,
solvus,
soleus,
socius,
acrorhagus,
red nucleus,
xystus,
phaseolus,
jelly fungus,
rust fungus,
computus,
paraflocculus,
sibilant rhonchus,
chalimus,
stratigotus, etc. (List truncated at 20 nouns)
Etymology
Diminutive of Latin arcus (“bow, curve”). See: Latin Nouns '
arcus'.