Main Entry: thick·en

Pronunciation: \ˈthi-kən\

Function: verb

Inflected Form(s): thick·ened; thick·en·ing \ˈthik-niŋ, ˈthi-kə-\

Date: 14th century

intransitive verb 1 a : to become dense <the mist thickened> b : to become concentrated in numbers, mass, or frequency
2 : to grow blurred or obscure
3 : to grow broader or bulkier
4 : to grow complicated or keen <the plot thickens>transitive verb 1 a : to make thick, dense, or viscous in consistency <thicken gravy with flour> b : to make close or compact
2 : to increase the depth or diameter of
3 : to make inarticulate : blur <alcohol thickened his speech>

— thick·en·er \ˈthik-nər, ˈthi-kə-\ noun