obscuration
Word Rarity
Very rare
Frequency: Zipf frequency 1.57 in modern English
15
Scrabble Score
11
Letters
4
Syllables
10
Unique Chars
Meaning
noun
A unit of measurement used in particular for smoke detectors which respond to absorption of light by smoke, in percent absorption per unit length, e.g. % obs/ft, % obs/m.
Countable; Uncountable
Example Sentences
- "Money is miraculous. What miraculous facilities has it yielded, will it yield us; but also what never-imagined confusions, obscurations has it brought in; down almost to total extinction of the moral-sense in large masses of mankind!"
- "At eleven the room darkened, the moon having climbed behind a tree. But the tree being small, and the moon's ascension rapid, this transit was brief, and this obscuration."
Etymology
From Latin obscūrātiō. By surface analysis, obscure + -ation.
Origin
- Source language: Latin
Word Breakdown
- Root: obscūrātiō