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CPS HSAT Vocabulary · Tier 3

ecology

noun

Definition

the study of how living things relate to their environments

In a sentence

Marine ecology examines life in the oceans.

Similar words

  • environmental science

Why this word matters: ecology appears in academic reading at the 8th-grade level and is exactly the type of word that shows up on the CPS HSAT Reading section. Practice it in context with our spaced-repetition system at vocabulary.