maculation
noun
mac·u·la·tion ˌma-kyə-ˈlā-shən 
1
archaic : the state of being spotted
2
a
: a blemish in the form of a discrete spot
acne scars and maculations
b
: the arrangement of spots and markings on an animal or plant
Word History
Etymology
Middle English maculacion "sexual defilement," borrowed from Medieval Latin maculātiōn-, maculātiō "act of marking, mark, stain, defilement," going back to Latin, "marking, pattern of marks,", from maculāre "to cover with stains, soil, disgrace, mark with colored patches" + -tiōn-, -tiō, suffix of verbal action — more at maculate
First Known Use
15th century, in the meaning defined at sense 1
Medical Definition
maculation
noun
mac·u·la·tion ˌmak-yə-ˈlā-shən
1
: a blemish in the form of a discrete spot
acne scars and maculations
2
: the arrangement of spots and markings on an animal or plant