A ring

English

Etymology

The letter A designates the first (measured from ground zero); successive outer rings were designated B, C, etc.

Noun

A ring (plural A rings)

1. (military) The innermost circle of a nuclear explosion, within which all structures are destroyed.

Anagrams

• Grain, IgNAR, Ngari, Nigra, Ragin, Rigan, agrin, grain, nigra, raign, raing