词根词缀：grad-, -grade, -gred, -gree, -gress

【来源及含义】Latin: walk, step, take steps, move around; walking or stepping

【同源单词】ad eundem gradum, aggradation, aggression, aggressive, aggressively, aggressiveness

词根词缀：oceano-, ocean-

【来源及含义】Greek > Latin: "the great river encompassing the whole earth"; hence, the "great Outward Sea" [as opposed to the "Inward" or Mediterranean]; the ocean

【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); pelago- (sea, ocean); plankto- (drifting); thalasso- (sea, ocean). Cross references of word families that are related directly, or indirectly, to: "river, stream": amni-; fluvio-; meand-; potamo-; ripari-.

【同源单词】Arctic Ocean, Atlantic Ocean, bio-oceanography, Indian Ocean, ocean, ocean energy

词根词缀：thermo-, therm-, thermi-, -thermia, -therm, -thermal, -thermic, -thermias, -thermies, -thermous, -thermy

【来源及含义】Greek: heat, heating, heater, hot, warm

【相关描述】The term heat is employed in ordinary language in different senses. Some scientists distinguish four principal applications of the term:

【相关词根词缀】 Related "heat, hot" word units: ferv-; pyreto-. Related "bubble" word unit: ebulli-.

【同源单词】acrohypothermia, acrohypothermy, adiathermance, adiathermancy, adiathermanic, adiathermanous