Resembling or having the quality of an aiguille; needle-like, pointed, or sharp in appearance or form.
From French aiguille combined with '-esque' (in the manner of), creating an adjective meaning needle-like or sharp-pointed in character.
This is a relatively rare descriptive term used by architects and geologists to describe rock formations or buildings with sharply pointed features—you might hear it describing a Gothic cathedral's spires!
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