UNDESIGNEDNESS
\ˌʌndɪzˈa͡ɪndnəs], \ˌʌndɪzˈaɪndnəs], \ˌʌ_n_d_ɪ_z_ˈaɪ_n_d_n_ə_s]\
Word of the day
heat-seeking missile
- missile with guidance system that directs it toward targets emitting infrared radiation (as the emissions of a jet engine)