The meaning of THICKEN is to become dense. How to use thicken in a sentence.

Find 60 different ways to say THICKEN, along with antonyms, related words, and example sentences at Thesaurus.com.

When you thicken a liquid or when it thickens, it becomes stiffer and more solid. Thicken the broth with the mashed potato.

As branches thicken, substrate accumulates, providing more abundant and continuous water and nutrient supply for epiphytes.

To make or become thick or thicker. Thicken the sauce with cornstarch. The crowd thickened near the doorway.

1. To make or become thick or thicker: Thicken the sauce with cornstarch. The crowd thickened near the doorway. 2. To make or become more intense, intricate, or complex: The leader's departure thickens …

Jan 20, 2026 · thicken (third-person singular simple present thickens, present participle thickening, simple past and past participle thickened) (transitive) To make thicker (in the sense of wider).

Definition of thicken verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

to (cause to) become thick or thicker: [no object] When the soup thickens, shut off the heat. [~ + object] Thicken the soup by adding flour to it. to become more complicated or confusing:[no object] The plot …

To thicken is to make or become more dense, concentrated, or substantial in consistency or degree. This action can pertain to both physical substances, such as a sauce, a fog, the plot of a story, or an …