The word "urban" suggests that a city has a number of characteristics common to larger cities.
Urban
viscosity
Not used in describing a firearm, but a term used in hunting, to denote the game being hunted.
Cell membrane
They are one standardized way of describing the characteristics of bipolar transistors.
An epithet is useful in describing the characteristics of a person or thing. In can be used in a positive or negative manner.
No such term I am aware of used in describing a firearm.
When referencing the entire organ, the term 'eye' is usually accepted. Specific names of parts (such as the sclera, conjunctiva, cornea, and iris) are used when describing characteristics or disease affecting said parts.
The term masticate means to chew. It is commonly used when describing chewing in medical terms. It is also used when describing animals that chew, such as cows.
The term sophistication would be used when describing someone or something who represents a wealthy or well advanced society and/or lifestyle. Chive on!
The bending of an arm or leg is called flexion.
a scholar describing paintings that contained dreamlike images
Transmission is caused by the host (the person with the disease) and contraction is the term for the person receiving the disease.