stannous

American  

[stan-uhs] / ˈstæn əs /

adjective

Chemistry.

1. containing tin, especially in the bivalent state.

---

stannous British  

/ ˈstænəs /

adjective

1. of or containing tin, esp in the divalent state

---

stannous Scientific  

/ stăn′əs /

1. Containing tin, especially tin with a valence of 2.

2. Compare stannic

---

Etymology

Origin of stannous

First recorded in 1840–50; stann(um) + -ous

Example Sentences

For example, you may see the words stannous fluoride on a tube of toothpaste.

From Textbooks • Feb. 14, 2019

A technician spends three to five minutes air-drying his teeth and applying a 10% stannous fluoride solution.

From Time Magazine Archive

Third, the patient gets up to 15 minutes of instruction in how to make daily use of the stannous fluoride toothpaste, which the Navy recommends.

From Time Magazine Archive

First, each patient is given a basin, a toothbrush, a small cup of pumice paste containing stannous fluoride, and a five-minute lecture on how to proceed.

From Time Magazine Archive

The constitution of methyl orange follows from the fact that on reduction by stannous chloride in hydrochloric acid solution it yields sulphanilic acid and para-aminodimethyl aniline.

From Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 1 "Austria, Lower" to "Bacon" by Various