What is the meaning of the symbol ≪ in word origin description in dictionary.com?
ORIGIN OF -ULE
< French < Latin -ulus, -ula, -ulum diminutive formative with nouns of the 1st and 2nd declensions ≪ *-el- (cf. -cle1, -elle, -ole1); the deverbal suffix -ulus, etc. (cf. cingulum, tumulus) is of distinct orig.
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