graticule vs reticule

graticule and reticule both are nouns.

Word	Noun	Adjective	Verb	Adverb
graticule	Yes	No	No	No
reticule	Yes	No	No	No

As nouns, graticule and reticule are synonyms defined as:

graticule and reticule: a network of fine lines, dots, cross hairs, or wires in the focal plane of the eyepiece of an optical instrument

Other synonyms of graticule include reticle.

graticule (noun)	reticule (noun)
a network of fine lines, dots, cross hairs, or wires in the focal plane of the eyepiece of an optical instrument	a woman's drawstring handbag; usually made of net or beading or brocade; used in 18th and 19th centuries
	a network of fine lines, dots, cross hairs, or wires in the focal plane of the eyepiece of an optical instrument