-lə̇t, usu -lə̇d.+V adjective
Etymology: Middle English immaculat, from Latin immaculatus, from in- in- (I) + maculatus, past participle of maculare to spot, stain — more at maculate
1. : having no stain or blemish : spotless , undefiled , pure
an immaculate heart
2. : containing no flaw, fault, or error
an immaculate book
3.
a. : lacking any spot, soil, or smirch : spotlessly clean
his linen was immaculate
b. biology : having no colored spots or marks
• im·mac·u·late·ly adverb
• im·mac·u·late·ness noun -es