fire retardant
Fr. = Frau Hr. = Herr Frl. = Fraeulein (rarely used)
The abbreviation of electron is e−.
The abbreviation of "have not" is "haven't."
There would be no abbreviation for Houston, but the abbreviation for Texas is TX.
There is no abbreviation.
The abbreviation for French is "FR" which stands for France.
This abbreviation is Fr.
Fr. is the abbreviation for Father. For example, Fr. Norman Smith is a short version for Father Norman Smith.
fr.
FrF in administrative forms or car registration plates, Fr as the internet domain name.
FRS means Fellow of Royal Society.
"FR holy woman" is almost always "STE," the abbreviation for the French word Sainte called for because of the abbreviation in the clue. Perhaps it was plural.
Fr. stands for Father. It was used by Christian mission presidents and European Catholic priests.
The abbreviation stands for Reverend Father and usually applies to a priest.
Fr. = Frau Hr. = Herr Frl. = Fraeulein (rarely used)
It is more usual to abbreviate Reverend, as Rev., rather than to abbreviate Father.
FR or F is the common abbreviation for the diameter measurement French