insusceptible

American  

[in-suh-sep-tuh-buhl] / ˌɪn səˈsɛp tə bəl /

adjective

1. not susceptible; incapable of being influenced or affected (usually followed by of orto ).

   insusceptible of flattery; insusceptible to infection.

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insusceptible British  

/ ˌɪnsəˈsɛptəbəl /

adjective

1. not capable of being affected (by); not susceptible (to)

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Other Word Forms

• insusceptibility
  noun
• insusceptibly
  adverb

Etymology

Origin of insusceptible

First recorded in 1595–1605; in- ³ + susceptible

Explanation

If you're insusceptible to something, you're unlikely to be harmed or affected by it. The comic book hero Superman is famously insusceptible to everything except for Kryptonite; it's the only substance to which he's vulnerable. If you've had the chicken pox vaccine, you'll be insusceptible to the chicken pox virus, and if you aren't interested in music, you're probablykrypto insusceptible to a particularly poignant, bittersweet melody that makes your friend cry. Kids who are insusceptible to TV commercials don't pay any attention to them (and don't beg their parents for the latest toys).

Example Sentences

Insusceptible, in-sus-sep′ti-bl, adj. not susceptible: not capable of feeling or of being affected—also Insuscep′tive.—n.

From Chambers's Twentieth Century Dictionary (part 2 of 4: E-M) by Various