According to Jeff Miller's Earliest Known Uses of Some of the Words of Mathematics, the term kernel was first used in this meaning by Pontryagin (in translation by Lehmer) in the slightly broader context of group homomorphisms. It doesn't say why Pontryagin or Lehmer chose that particular word though.
matrices - Word origin / meaning of 'kernel' in linear algebra ...
78 A semicolon is used to separate variables from parameters. Quite often, the terms variables and parameters are used interchangeably, but with a semicolon the meaning is that we are defining a function of the parameters that returns a function of the variables.
Gujarati language ... Gujarati[a] is an Indo-Aryan language native to the Indian state of Gujarat and spoken predominantly by the Gujarati people. Gujarati is descended from Old Gujarati (c. 1100–1500 CE). In India, it is one of the 22 scheduled languages of the Union.
Gujarati language, Indo-Aryan member of the Indo-Iranian group of Indo-European languages. Gujarati is officially recognized in the Indian constitution and is spoken by more than 46 million people.
Gujarati is an Indo-Aryan language that is native to the Indian state of Gujarat, which is located on the Western Coast of India near Pakistan. It is mainly spoken by the Gujarat people.
Gujarati grammar is very similar to that of other Indo-Aryan languages such as Hindi, Bengali, and Punjabi. Like all these languages, Gujarati is agglutinative, i.e., it adds suffixes to roots to build words and to express grammatical relations.
Gujarati is an Indo-Aryan language that belongs to the larger Indo-European language family. It has evolved over centuries from Old Western Rajasthani, a language spoken between 1100 and 1500 AD, which is the ancestral precursor to both Gujarati and Rajasthani languages.