词根词缀：megalo-, megal-, -megalia, -megaly

【来源及含义】Greek: large, big, very big

【相关词根词缀】 Related "big, large, great" words: grand-; macro-; magni-; major-; maxi-; mega-.

【同源单词】acromegalogigantism, acromegaloidism, acromegaly, adenomegaly, adrenomegaly, angiomegaly

词根词缀：plankto-, plankt-, -plankton

【来源及含义】Greek: passively drifting, wandering, or roaming

【相关词根词缀】Inter-related cross references, directly or indirectly, involving the "sea" and the "ocean" bodies of water: abysso- (bottomless); Atlantic; batho-, bathy- (depth); bentho- (deep, depth); halio-, halo- (salt or "the sea"); mare, mari- (sea); necto-, nekto- (swimming); oceano-; pelago- (sea, ocean); thalasso- (sea, ocean).

【同源单词】acroplankton, aeroplankton, anemoplankton, anthoplankton, astroplankton, bathyplankton