The taxonomical classification for a human being is Homo sapiens often abbreviated H. sapiens. The term is singular, so a number of persons would be called Homo sapia.
Like any species, the male is simply called a male and the female, a female.
I think you're talking about Polygamy.
The scientific term for plastics is polymers.
That is precisely the scientific term: "ellipse".
Hyperopia is the scientific term. The common term is far-sightedness.
the scientific term for hearing loss is presbycusis
Check your dictionary - ophthalmologist *is* a scientific term.
The scientific term for 'speeds up' is acceleration
The scientific term for tree is "plantae arbor."
The scientific term for a low iron level is anemia!
The scientific term for turkey baster is pipette.
pH is a scientific term, standing for potential hydrogen.
The scientific term for fat is adipose tissue.