Thickening

Definitions

1. The process of making something, or becoming, thick or viscous.
   countable, uncountable
2. A substance, usually a source of starch, used to thicken a sauce.
   countable, uncountable
3. A thickened part of a structure.
   countable, uncountable

Equivalents

Examples

“[…] the inner layer (of nearly equally large cells) lacks the regular semiannular or annular thickenings of most other leafy liverworts […]”

“They disappear⟳ at once on slightly relaxing the air-pressure, whilst true incipient thickenings of the surface remain⟳ white and unpliably stiff.”

CEFR level