curved into the shape of a bow

In an arcuate way.

Alternative form of arcuate

The act of bending or curving; the state of being bent; crookedness. / (botany) A method of propagating trees by bending branches to the ground and covering the small shoots with earth; layering.

plural of arcuation

plural of arcuate fasciculus

(neuroanatomy) A bundle of axons that forms part of the superior longitudinal fasciculus.