13-letter words that end in t
- zeeman effect — the dividing of a spectral line or lines as a result of placing a radiation source in a magnetic field. The division consists of three equally spaced lines (normal Zeeman effect) in systems for which the spin quantum number is zero, or of three or more unequally spaced lines (anomalous Zeeman effect) in systems for which the spin quantum number is not zero.
- zinc ointment — an ointment composed of mineral oil and zinc oxide, used in medicine in the treatment of skin conditions.