A company that arranges travel and accommodation for travellers.

a catalyst

Any noxious substance intended for use in military or police operations.

Any food additive added to react with pectin and give the food product a stronger structure.

Any compound added to a food product in order to retain or enhance its colour during storage or cooking.

any substance added to a food product to provide the texture of a gel

A public agenda. / (US, government, law) An agenda on which an item has been placed for which the decision-making body will not entertain discussion or commentary.

Alternative spelling of anticaking agent

Any substance added to another product to prevent it from forming lumps.

plural of agendum