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| a white, crystalline, water-insoluble, powerful high explosive, C3H6N6O6, used chiefly in bombs and shells. |
| the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language). |
| columbarium (ˌkɒləmˈbɛərɪəm) | |
| —n , pl -ia | |
| 1. | another name for a dovecote |
| 2. | a vault having niches for funeral urns |
| 3. | a hole in a wall into which a beam is inserted |
| [C18: from Latin, from columba dove] | |
columbarium
sepulchral building containing many small niches for cinerary urns. The term is derived from the Latin columba ("dove," or "pigeon"), and it originally referred to a pigeon house or dovecote. It later acquired its more common meaning by association
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