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Webster 1913 Edition

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(klĭ-tĕl′lŭs)

Noun.

[NL., prob. fr. L.

clitellae

a packsadle.]

(Zool.)

A thickened glandular portion of the body of the adult earthworm, consisting of several united segments modified for reproductive purposes.

clitellus ‎(plural clitelli)

(zoology) A thickened glandular portion of the body of the adult earthworm, consisting of several united segments modified for reproductive purposes.