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：mega-, meg-

【来源及含义】Greek: large, great, big, powerful

【相关描述】When measuring in the metric [decimal] system, it means a million [U.S.] or millionfold [U.K.]: 10⁶ [1 000 000]. The metric symbol for mega- is M.

【相关词根词缀】 Related "big, large, great" words: grand-; macro-; magni-; major-; maxi-; megalo-. Related "metric" families: yotta; zetta; exa; peta; tera; giga; kilo; hecto; deka; deci; centi; milli; micro; nano; pico; femto; atto; zepto; yocto.

【同源单词】alphmegamia, dysmegalopsia, electronic megaphone, hydromegathermia, hydromegathermic, kilomegacycle