- A substance that has the ability to thicken; previously, a medicine designed to thicken the humours.
- A substance which includes the energy to thicken; previously, a medicine designed to thicken the humors.
- That which has the capacity to thicken; specifically, a medicine, as a mucilaginous substance, previously considered to thicken the humors when also slim.
- obtaining the top-notch thickening; tending to thicken.
- getting the top-notch thickening.