词根在单词记忆中尤为重要，记住词根对于日后的单词扩充有很大帮助，小编特意为大家整理了sat词汇 词根汇总，希望大家好好看看，认真备考!
1. acid, acri, acrid, acu=sour, sharp, 尖，酸，锐利 acid acidulous acute acrimonious
2. act=to do, to drive, 行动，做 actate enact react
3. aer, aero, aeri=air, 空气，充气 aerate aerial aerosphere
4. ag=do, act, 做，代理做 agile agent agitate
5. agri, agro, agr=field, land, 田地，农业 agriculture agrarian agrobiology
6.alter, altern,ali=other, to change, 其他的，改变状态 alterable alteration alternative
7.am, amor, amat=love, 爱，情爱 amiable amicable amity
8.ambul=walk, 行走，走路 ambulance ambulant
9.anim=life, spirit, 生命，精神 animate magnanimous unanimous equanimity
10. ann, enn=year, 年，一年 annual anniversary annuity perennial
11. anthrop=man, human, 人，人类 anthropology philanthropist
12.apt, ept=fit, ability, 适应，能力 aptitude adaptable adaptation adept
13.aqu=water, 水 aquatic subaquesous
14.arch, archy=ruler, rule, chief, 统治者，统治，主要的 anarchy patriarch architecture archipelago(群岛)
15.art=skill, joint, trick, 技巧，关节，诡计 artifact artificial artisan ariticle
16.astro, aster=star, 星星 disaster astrology
17.audi, audit=hear, 听 audibible auditorium audition audience
18.av, avar, avi=desire, bird, 渴望，鸟 aviation avid aviator
19.ball, bol=throw, dance, ball, 抛，舞，球 balloon ballad
20.bas, base=low, foundation, 低下，基础 baseless debase abase
21.bell, bel=war, fight, 战争，打斗 rebel belligerent bellicose rebellion
22.bio, bi=life, 生命，生物 biology autobiography biosphere symbiotic
23.brev, bridg=short, 短，缩短 abbreviate brevity brief
24.cad, cas, cid=fall, 落下，降临 casualty occasion decaent coincide incident occident