12-Letter Nouns Containing OPE

Here's the list of all the 104 12-Letter Nouns Containing OPE in the English Language.

The list is arranged by the word lengths. Click on the length below to jump to the relevant section of the page.

Common Nouns (with Definitions and Examples)
encyclopedia
1. a reference work (often in several volumes) containing articles on various topics (often arranged in alphabetical order) dealing with the entire range of human knowledge or with some particular specialty
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kaleidoscope
1. a complex pattern of constantly changing colors and shapes
2. an optical toy in a tube; it produces symmetrical patterns as bits of colored glass are reflected by mirrors
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oscilloscope
1. electronic equipment that provides visual images of varying electrical quantities
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hopelessness
1. the despair you feel when you have abandoned hope of comfort or success
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radioisotope
1. a radioactive isotope of an element; produced either naturally or artificially
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12-Letter Nouns Containing OPE