range; an ordered array of the components of an emission or wave
The survey covered the full spectrum of opinions on the controversial topic.
Vocabulary like spectrum appears on the Digital SAT in Words-in-Context questions, where you choose the word that fits a passage's meaning and tone. You can also drill this word with vocabulary flashcards.
sleepy; inclined to or marked by drowsiness
causing sleep; a drug that induces sleep
filthy; morally degraded
a supreme ruler or authority
extra or refrain from harming
unembellished; a resident of Sparta
quarrel; a quarrel about petty points
false; plausible but false
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