In embryo
Definition 1 of 1
Pro Tip 1/3Conception Stage
Refers to something very new, like an idea not fully formed or detailed. 
Our proposed solution is still in embryo, we need to discuss it further.
Pro Tip 2/3Growth Potential
Suggests that while in the initial phase, there is an expectation of growth and development. 
The in embryo technology could revolutionize the industry.
Pro Tip 3/3Not Visible
Indicates that the early stages are often invisible or not obvious to others. 
Her talent for music was in embryo during childhood, unnoticed by many.