"Undeclared" Natural Recordings by Native Speakers
Not announced or revealed; neither acknowledged nor denied; unacknowledged or unexpressed.
Example: "The committee's involvement in the scandal remained undeclared until a former member came forward with the truth."
Undecylenic refers to a fatty acid found in castor oil, which is derived from the seeds of the castor oil plant (Ricinus communis). It has antimicrobial and antifungal properties, and is often used as an ingredient in cosmetics and skincare products due to its moisturizing and anti-inflammatory effects.