Ambiguity

Part of Speech – noun

Definition: a word or expression that can be understood in two or more possible ways : an ambiguous word or expression

source: Merriam-Webster

This word is found in the essay ” Reading a poem: 20 strategies” by Mark Yakich, in the seventh strategies.

knowing the definition of the word ambiguity , helps me understand that specific strategy that is listed.  The speaker is using the word to tell the audience that there is one or more possible way of understanding a poem.