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

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

THICKEN definition: to make or become thick or thicker. See examples of thicken used in a sentence.

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

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

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 …

Dec 14, 2025 · thicken (third-person singular simple present thickens, present participle thickening, simple past and past participle thickened) (transitive) To make thicker (in the sense …

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

To thicken means to make or become denser or more viscous, often by adding a substance like flour or cornstarch. It can also describe the process of becoming more intense or complex, as …

To thicken is to become denser or to make something thicker. When you accidentally burn dinner, the smoke in the kitchen thickens. Time to get the fire extinguisher.