INVULNERABLE
Source: 566, 567
invulnerable. Invulnerable, a. that cannot be wounded, secure
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In‐vul″ner‐a‐ble (?), a. [[L. invulnerabilis: cf. F. invulnérable. See In- not, and Vulnerable.]] 1. 1. Incapable of being wounded, or of receiving injury.
Neither vainly hope To be invulnerable in those bright arms. Milton. 2. 2. Unanswerable; irrefutable; that can not be refuted or convinced; as, an invulnerable argument.