词根词缀：dactylo-, dactyl-, dactylio-, -dactyl, -dactyla, -dactylia, -dactylic, -dactylism, -dactyloid, -dactylous, -dactyly
【来源及含义】Greek: finger, toe
【相关词根词缀】 Cross references directly, or indirectly, involving the "toes" and "fingers": digit-; hallu-; phalang-.
【同源单词】acrocephalopolysyndactyly, acrocephalosyndactylia, acrocephalosyndactyly, adactyl, adactylia, adactylism
词根词缀：tri-, tre-
【来源及含义】Greek > Latin: a numerical prefix meaning, three, thrice, threefold; triple; a word element for number 3
【相关词根词缀】 Cross references of word families that are related, partially or totally, to: "three, third": terce-; terti-; trigono-; trito-.