IPA: //ˈsɛɡɪtəl//
KK: /sɛˈɡɛtəl/
Relating to plants or weeds that grow in cornfields or similar agricultural areas.
The segetal species are often found among the crops in the fields.
Segetal is derived from the Latin word "segetis" (meaning of grain or harvest) and the suffix "-al" (meaning pertaining to). The term "segetal" refers to something that is related to or characteristic of grain or crops.
Think of 'segetis' which relates to grain, and remember that 'segetal' means pertaining to grain or harvest.