Alkyl halide and Organic compound

Alkyl halide noun - Organic compound in which halogen atoms have been substituted for hydrogen atoms in an alkane.

Organic compound and alkyl halide are semantically related. In some cases you can use "Organic compound" instead a noun phrase "Alkyl halide".

Organic compound noun - Any compound of carbon and another element or a radical.

Alkyl halide and organic compound are semantically related. Sometimes you can replace phrase "Alkyl halide" with "Organic compound", this phrases are similar.