IPA: /nɒnˌɪnˈsɛk.tɪˌsaɪ.dəl/
KK: /nɑnˌɪnˈsɛk.tɪˌsaɪ.dəl/
This word describes something that does not kill insects.
The farmer chose a noninsecticidal method to protect his crops.
Noninsecticidal → It is formed from "non-" (meaning not), "insect" (from Latin "insectum", meaning insect), and "-cidal" (from Latin "caedere", meaning to kill). The word describes something that does not kill insects.
Think of 'non-' meaning not, and 'insect' referring to insects, along with '-cidal' meaning to kill. This helps you remember that 'noninsecticidal' means something that does not kill insects.