Word not found in any official scrabble dictionaries.
"Culus" Definition
noun
A diminutive termination in latin words, some of which have entered english without change, as fasciculus, curriculum, operculum, opusculum, tenaculum, vinculum, etc., but which have usually taken the form -cule, as in animalcule, reticule, etc., or more frequently -cle, as in article, auricle, particle, conventicle, versicle, ventricle, etc. see -cule, -cle.
Source: Century Dictionary
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