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This guide explores key Latin roots essential for SAT vocabulary enhancement. It covers roots like AB (away from), AD (towards), IN (in, within), EX (out of), INTER (among), INTRA (within), ANTE (before), PRE (before), and POST (after). Each root is accompanied by examples and their meanings, providing students with a deeper understanding of how these roots form various words in English. By mastering these roots, students can significantly improve their vocabulary and comprehension skills, which are crucial for SAT success.
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NCEE/SAT Vocabulary Weeks 1 and 2
Roots of the Day: AB vs. AD AB- [also seen as A- or ABS-] = away, from AD- [also seen as AC-, AF-, AG-, AL-, AN-, AM-, AP-, AR-, AS-] = to, towards; near; very
Examples: abnormal = away from normal avert = to turn away (from the Latin vertere = to turn) amoral = not normal (literally, “away from the custom” from the Latin mos = custom) absent = to be away from (a place) (from the Latin esse = to be) abductor = muscle that moves a body-part awayfrom the middle (literally, “lead away” from ducere = to lead) admit = to allow into (literally, “to send to” from the Latin mittere = to send) adductor = muscle that moves a body-part towards the middle (literally, “lead to” from ducere = to lead) aggregate = to gather together (literally, “to bring to the flock” from the Latin grex = flock) annex = to add as an extra or subordinate part (literally, “to bind to” from the Latin nectere = to tie, bind)
Root of the Day: IN IN- [also seen as IL-, IM-, IR-, EN-, EM-] = in, within, into, on, not; very
Examples: invertebrate = lacking a spinal column (literally, “not jointed” from Latin vertebra = joint) inundate = to flood (literally, “to flow into” from the Latin undāre = to flow) inflammable = very flammable (from the Latin flamma = flame) induct = to ceremonially bring in (literally, “to lead in” from the Latin ducere = to lead) illuminate = to light (literally, “to cast light on” from the Latin lumen = light) encumbrance = a hindrance (literally, “to carry in together” from com+*boros [proto-Latin] = to carry together) employ = to hire (literally, “to fold in” from the Latin plicāre = to fold)
Root of the Day: EX EX- [also seen as E-] = out of, from, very
Examples: exit = to leave (literally, “to go out” from the Latin īre = to go) expand = to increase in size or width (literally, “to stretch out” from the Latin pandēre = to spread, stretch) educate = to teach (literally, “to lead out” from the Latin ducere = to lead)
Roots of the Day: INTER vs. INTRA INTER- [INTEL-] = among, between INTRA- = within
Examples: intercept = to catch something or somebody (literally, “to take between” from Latin capere = to take, seize) intermission = a pause (literally, “sent between” from Latin mittere = to send) intelligent = smart (literally, “between reading” from Latin legere = to pick, choose, read) intramural = within a school (literally, “within walls” from Latin murus = wall) intravenous = within veins (literally, “within blood vessels” from Latin vena = blood vessel)
Roots of the Day: ANTE / PRE vs. POST ANTE- [rarely ANTI-] = before PRE- = before POST - = after, behind
Examples: anterior = situated in the front antecedent = prior event or condition (literally, “move before” from Latin cedere = to move) anticipate = consider in advance (literally, “to take before” from Latin capere = to take) precedent = prior example (literally, “to move before” from Latin cedere = to move) premeditate = with forethought (literally, “to think beforehand” from Latin meditārī = to think) predict/predicament = declare beforehand (literally, “to say before” from Latin dicere = to say) posterior = situated in the back, behind postscript = addendum to a message (literally, “written after” from Latin scribere = to write) post-natal = after a birth (from Latin natus = born)