Hydrogen bomb and Molotov cocktail

Hydrogen bomb noun - A nuclear weapon that releases atomic energy by union of light (hydrogen) nuclei at high temperatures to form helium.

Molotov cocktail and hydrogen bomb are semantically related. In some cases you can use "Molotov cocktail" instead a noun phrase "Hydrogen bomb".

Molotov cocktail noun - A crude incendiary bomb made of a bottle filled with flammable liquid and fitted with a rag wick.

Hydrogen bomb and molotov cocktail are semantically related. You can use "Hydrogen bomb" instead a noun phrase "Molotov cocktail".