adj.
- perfectly clean, neat, or tidy.
- free from flaws or mistakes.
▸Catholic Theology free from sin.
- Botany & Zoology uniformly coloured without spots or other marks.
Derivative
- immaculacy n.
- immaculately adv.
- immaculateness n.
Etymology
ME: from L. immaculatus, from in- ‘not’ + maculatus ‘stained’.