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Definition of: pteridology
(ter′i·dol′ə·jē) noun
The department of botany that treats of ferns. [<Gk. pteris, pteridos a fern + -LOGY]
—pter′·i·do·log′i·cal (-dō·loj′i·kəl) adjective
—pter′i·dol′o·gist noun
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